diff --git a/open-reac/src/main/java/com/powsybl/openreac/parameters/OpenReacAmplIOFiles.java b/open-reac/src/main/java/com/powsybl/openreac/parameters/OpenReacAmplIOFiles.java
index ee3aace5..b11f47c5 100644
--- a/open-reac/src/main/java/com/powsybl/openreac/parameters/OpenReacAmplIOFiles.java
+++ b/open-reac/src/main/java/com/powsybl/openreac/parameters/OpenReacAmplIOFiles.java
@@ -14,6 +14,7 @@
 import com.powsybl.openreac.parameters.input.algo.AlgorithmInput;
 import com.powsybl.openreac.parameters.output.OpenReacResult;
 import com.powsybl.openreac.parameters.output.ReactiveSlackOutput;
+import com.powsybl.openreac.parameters.output.VoltageProfileOutput;
 import com.powsybl.openreac.parameters.output.network.NetworkModifications;
 
 import java.util.ArrayList;
@@ -40,6 +41,7 @@ public class OpenReacAmplIOFiles implements AmplParameters {
     private final VoltageLevelLimitsOverrideInput voltageLimitsOverride;
     private final ConfiguredBusesWithReactiveSlack configuredReactiveSlackBuses;
     private final NetworkModifications networkModifications;
+    private final VoltageProfileOutput voltageProfileOutput;
     private final boolean debug;
 
     public OpenReacAmplIOFiles(OpenReacParameters params, Network network, boolean debug) {
@@ -54,6 +56,7 @@ public OpenReacAmplIOFiles(OpenReacParameters params, Network network, boolean d
         //outputs
         this.reactiveSlackOutput = new ReactiveSlackOutput();
         this.networkModifications = new NetworkModifications(network);
+        this.voltageProfileOutput = new VoltageProfileOutput();
 
         this.debug = debug;
     }
@@ -66,6 +69,10 @@ public NetworkModifications getNetworkModifications() {
         return networkModifications;
     }
 
+    public VoltageProfileOutput getVoltageProfileOutput() {
+        return voltageProfileOutput;
+    }
+
     @Override
     public Collection<AmplInputFile> getInputParameters() {
         return List.of(constantQGenerators, variableShuntCompensators, variableTwoWindingsTransformers,
@@ -76,9 +83,10 @@ public Collection<AmplInputFile> getInputParameters() {
     public Collection<AmplOutputFile> getOutputParameters(boolean isConvergenceOk) {
         if (isConvergenceOk) {
             List<AmplOutputFile> networkModificationsOutputFiles = networkModifications.getOutputFiles();
-            List<AmplOutputFile> list = new ArrayList<>(networkModificationsOutputFiles.size() + 1);
+            List<AmplOutputFile> list = new ArrayList<>(networkModificationsOutputFiles.size() + 2);
             list.addAll(networkModificationsOutputFiles);
             list.add(reactiveSlackOutput);
+            list.add(voltageProfileOutput);
             return list;
         }
         return List.of();
diff --git a/open-reac/src/main/java/com/powsybl/openreac/parameters/output/OpenReacResult.java b/open-reac/src/main/java/com/powsybl/openreac/parameters/output/OpenReacResult.java
index a7ea265a..361df858 100644
--- a/open-reac/src/main/java/com/powsybl/openreac/parameters/output/OpenReacResult.java
+++ b/open-reac/src/main/java/com/powsybl/openreac/parameters/output/OpenReacResult.java
@@ -7,15 +7,16 @@
 package com.powsybl.openreac.parameters.output;
 
 import com.powsybl.iidm.modification.*;
+import com.powsybl.iidm.modification.tapchanger.AbstractTapPositionModification;
 import com.powsybl.iidm.modification.tapchanger.RatioTapPositionModification;
-import com.powsybl.iidm.network.Network;
+import com.powsybl.iidm.network.*;
 import com.powsybl.openreac.parameters.OpenReacAmplIOFiles;
 import com.powsybl.openreac.parameters.output.ReactiveSlackOutput.ReactiveSlack;
+import org.jgrapht.alg.util.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.Objects;
+import java.util.*;
 
 /**
  * OpenReac user interface to get results information.
@@ -24,6 +25,7 @@
  */
 public class OpenReacResult {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(OpenReacResult.class);
     private final OpenReacStatus status;
     private final List<ReactiveSlack> reactiveSlacks;
     private final Map<String, String> indicators;
@@ -32,6 +34,8 @@ public class OpenReacResult {
     private final List<VscConverterStationModification> vscModifications;
     private final List<StaticVarCompensatorModification> svcModifications;
     private final List<RatioTapPositionModification> tapPositionModifications;
+    private final HashMap<String, Pair<Double, Double>> voltageProfile;
+    private boolean updateNetworkWithVoltages = true;
 
     /**
      * @param status      the final status of the OpenReac run.
@@ -48,6 +52,7 @@ public OpenReacResult(OpenReacStatus status, OpenReacAmplIOFiles amplIOFiles, Ma
         this.vscModifications = List.copyOf(amplIOFiles.getNetworkModifications().getVscModifications());
         this.svcModifications = List.copyOf(amplIOFiles.getNetworkModifications().getSvcModifications());
         this.tapPositionModifications = List.copyOf(amplIOFiles.getNetworkModifications().getTapPositionModifications());
+        this.voltageProfile = new HashMap<>(amplIOFiles.getVoltageProfileOutput().getVoltageProfile());
     }
 
     public OpenReacStatus getStatus() {
@@ -82,7 +87,19 @@ public List<VscConverterStationModification> getVscModifications() {
         return vscModifications;
     }
 
-    public List<NetworkModification> getAllModifs() {
+    public Map<String, Pair<Double, Double>> getVoltageProfile() {
+        return voltageProfile;
+    }
+
+    public boolean isUpdateNetworkWithVoltages() {
+        return updateNetworkWithVoltages;
+    }
+
+    public void setUpdateNetworkWithVoltages(boolean updateNetworkWithVoltages) {
+        this.updateNetworkWithVoltages = updateNetworkWithVoltages;
+    }
+
+    public List<NetworkModification> getAllNetworkModifications() {
         List<NetworkModification> modifs = new ArrayList<>(getGeneratorModifications().size() +
             getShuntsModifications().size() +
             getSvcModifications().size() +
@@ -97,8 +114,71 @@ public List<NetworkModification> getAllModifs() {
     }
 
     public void applyAllModifications(Network network) {
-        for (NetworkModification modif : getAllModifs()) {
+        for (NetworkModification modif : getAllNetworkModifications()) {
             modif.apply(network);
         }
+
+        // update target of ratio tap changers specified as variable by user
+        getTapPositionModifications().stream()
+                .map(AbstractTapPositionModification::getTransformerId)
+                .map(network::getTwoWindingsTransformer)
+                .forEach(transformer -> {
+                    RatioTapChanger ratioTapChanger = transformer.getRatioTapChanger();
+                    if (ratioTapChanger != null) {
+                        Optional<Bus> bus = getRegulatingBus(ratioTapChanger.getRegulationTerminal(), transformer.getId());
+                        bus.ifPresent(b -> {
+                            Pair<Double, Double> busUpdate = voltageProfile.get(b.getId());
+                            if (busUpdate != null) {
+                                ratioTapChanger.setTargetV(busUpdate.getFirst() * b.getVoltageLevel().getNominalV());
+                            } else {
+                                throw new IllegalStateException("Voltage profile not found for bus " + b.getId());
+                            }
+                        });
+                    }
+                });
+
+        // update target of shunts specified as variable by user
+        getShuntsModifications().stream()
+                .map(ShuntCompensatorModification::getShuntCompensatorId)
+                .map(network::getShuntCompensator)
+                .forEach(shunt -> {
+                    Optional<Bus> bus = getRegulatingBus(shunt.getRegulatingTerminal(), shunt.getId());
+                    bus.ifPresent(b -> {
+                        Pair<Double, Double> busUpdate = voltageProfile.get(b.getId());
+                        if (busUpdate != null) {
+                            shunt.setTargetV(busUpdate.getFirst() * b.getVoltageLevel().getNominalV());
+                        } else {
+                            throw new IllegalStateException("Voltage profile not found for bus " + b.getId());
+                        }
+                    });
+                });
+
+        // update voltages of the buses
+        if (isUpdateNetworkWithVoltages()) {
+            for (var busUpdate : voltageProfile.entrySet()) {
+                Optional.ofNullable(network.getBusView().getBus(busUpdate.getKey())).ifPresentOrElse(
+                    bus -> {
+                        double v = busUpdate.getValue().getFirst();
+                        double angle = busUpdate.getValue().getSecond();
+                        bus.setV(v * bus.getVoltageLevel().getNominalV());
+                        bus.setAngle(Math.toDegrees(angle));
+                    }, () -> {
+                        throw new IllegalStateException("Bus " + busUpdate.getKey() + " not found in network " + network.getId());
+                    });
+            }
+        }
+    }
+
+    Optional<Bus> getRegulatingBus(Terminal terminal, String elementId) {
+        if (terminal == null) {
+            LOGGER.warn("Regulating terminal of element {} is null.", elementId);
+            return Optional.empty();
+        }
+        Bus bus = terminal.getBusView().getBus();
+        if (bus == null) {
+            LOGGER.warn("Bus of regulating terminal of element {} is null.", elementId);
+            return Optional.empty();
+        }
+        return Optional.ofNullable(bus);
     }
 }
diff --git a/open-reac/src/main/java/com/powsybl/openreac/parameters/output/VoltageProfileOutput.java b/open-reac/src/main/java/com/powsybl/openreac/parameters/output/VoltageProfileOutput.java
new file mode 100644
index 00000000..8ace718d
--- /dev/null
+++ b/open-reac/src/main/java/com/powsybl/openreac/parameters/output/VoltageProfileOutput.java
@@ -0,0 +1,57 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+package com.powsybl.openreac.parameters.output;
+
+import com.powsybl.ampl.converter.AmplSubset;
+import com.powsybl.commons.util.StringToIntMapper;
+import com.powsybl.openreac.parameters.AmplIOUtils;
+import org.jgrapht.alg.util.Pair;
+
+import java.util.*;
+
+/**
+ * @author Pierre Arvy <pierre.arvy at artelys.com>
+ */
+public class VoltageProfileOutput extends AbstractNoThrowOutput {
+
+    private static final String ELEMENT = "voltages";
+    public static final int EXPECTED_COLS = 5;
+    private static final int ID_COLUMN_INDEX = 4;
+    private static final int V_COLUMN_INDEX = 2;
+    private static final int ANGLE_COLUMN_INDEX = 3;
+
+    private final Map<String, Pair<Double, Double>> voltageProfile = new HashMap<>();
+
+    public Map<String, Pair<Double, Double>> getVoltageProfile() {
+        return voltageProfile;
+    }
+
+    @Override
+    public String getElement() {
+        return ELEMENT;
+    }
+
+    @Override
+    public int getExpectedColumns() {
+        return EXPECTED_COLS;
+    }
+
+    @Override
+    protected void readLine(String[] tokens, StringToIntMapper<AmplSubset> stringToIntMapper) {
+        String id = AmplIOUtils.removeQuotes(tokens[ID_COLUMN_INDEX]);
+        double v = readDouble(tokens[V_COLUMN_INDEX]);
+        double angle = readDouble(tokens[ANGLE_COLUMN_INDEX]);
+        voltageProfile.put(id, Pair.of(v, angle));
+    }
+
+    @Override
+    public boolean throwOnMissingFile() {
+        triggerErrorState();
+        return false;
+    }
+
+}
diff --git a/open-reac/src/main/resources/openreac/reactiveopfoutput.run b/open-reac/src/main/resources/openreac/reactiveopfoutput.run
index cd87a102..184edefb 100644
--- a/open-reac/src/main/resources/openreac/reactiveopfoutput.run
+++ b/open-reac/src/main/resources/openreac/reactiveopfoutput.run
@@ -190,6 +190,24 @@ close (fileOut);
 
 
 
+###############################################################################
+#
+# Writing results for buses states
+#
+###############################################################################
+if final_status == "OK" then {
+
+  let fileOut := "reactiveopf_results_voltages.csv";
+  printf "#variant;bus;V(pu);theta(rad);id;\n" > (fileOut);
+  printf {n in BUSCC} "%i;%i;%.3f;%.3f;%s;\n",
+    1, n, V[n], teta[n], '"' & bus_id[1,n] & '"'
+    > (fileOut);
+  close (fileOut);
+
+}
+
+
+
 ###############################################################################
 #
 # Writing results for LCC converters
diff --git a/open-reac/src/test/java/com/powsybl/openreac/OpenReacResultsTest.java b/open-reac/src/test/java/com/powsybl/openreac/OpenReacResultsTest.java
new file mode 100644
index 00000000..0ef57e52
--- /dev/null
+++ b/open-reac/src/test/java/com/powsybl/openreac/OpenReacResultsTest.java
@@ -0,0 +1,118 @@
+package com.powsybl.openreac;
+
+import com.powsybl.ieeecdf.converter.IeeeCdfNetworkFactory;
+import com.powsybl.iidm.modification.ShuntCompensatorModification;
+import com.powsybl.iidm.modification.tapchanger.RatioTapPositionModification;
+import com.powsybl.iidm.network.Network;
+import com.powsybl.iidm.network.RatioTapChanger;
+import com.powsybl.iidm.network.ShuntCompensator;
+import com.powsybl.openreac.network.ShuntNetworkFactory;
+import com.powsybl.openreac.network.VoltageControlNetworkFactory;
+import com.powsybl.openreac.parameters.OpenReacAmplIOFiles;
+import com.powsybl.openreac.parameters.input.OpenReacParameters;
+import com.powsybl.openreac.parameters.output.OpenReacResult;
+import com.powsybl.openreac.parameters.output.OpenReacStatus;
+import org.junit.jupiter.api.Test;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.HashMap;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+class OpenReacResultsTest {
+
+    @Test
+    void testTransformerTargetVUpdateWithoutVoltageResult() throws IOException {
+        Network network = VoltageControlNetworkFactory.createNetworkWithT2wt();
+        String t2wtId = "T2wT";
+        RatioTapChanger rtc = network.getTwoWindingsTransformer(t2wtId).getRatioTapChanger()
+                .setTargetDeadband(0)
+                .setRegulating(true);
+
+        // add transformer as variable for target V update
+        OpenReacAmplIOFiles io = getIOWithMockVoltageProfile(network);
+        io.getNetworkModifications().getTapPositionModifications().add(new RatioTapPositionModification(t2wtId, 0));
+
+        OpenReacResult results = new OpenReacResult(OpenReacStatus.OK, io, new HashMap<>());
+        IllegalStateException e = assertThrows(IllegalStateException.class, () -> results.applyAllModifications(network));
+        assertEquals("Voltage profile not found for bus " + rtc.getRegulationTerminal().getBusView().getBus().getId(), e.getMessage());
+    }
+
+    @Test
+    void testTransformerTargetVUpdateWithoutRegulationBus() throws IOException {
+        Network network = VoltageControlNetworkFactory.createNetworkWithT2wt();
+        String t2wtId = "T2wT";
+        RatioTapChanger rtc = network.getTwoWindingsTransformer(t2wtId).getRatioTapChanger()
+                .setTargetDeadband(0)
+                .setRegulating(true);
+        rtc.getRegulationTerminal().disconnect();
+
+        // add transformer as variable for target V update
+        OpenReacAmplIOFiles io = getIOWithMockVoltageProfile(network);
+        io.getNetworkModifications().getTapPositionModifications().add(new RatioTapPositionModification(t2wtId, 0));
+
+        // apply results without warm start (to avoid exception)
+        OpenReacResult results = new OpenReacResult(OpenReacStatus.OK, io, new HashMap<>());
+        results.setUpdateNetworkWithVoltages(false);
+        results.applyAllModifications(network);
+
+        // target V is not updated
+        assertEquals(33, rtc.getTargetV());
+    }
+
+    @Test
+    void testShuntTargetVUpdateWithoutVoltageResult() throws IOException {
+        Network network = ShuntNetworkFactory.create();
+        ShuntCompensator shunt = network.getShuntCompensator("SHUNT");
+        String regulatedBusId = shunt.getRegulatingTerminal().getBusView().getBus().getId();
+
+        OpenReacAmplIOFiles io = getIOWithMockVoltageProfile(network);
+        io.getNetworkModifications().getShuntModifications().add(new ShuntCompensatorModification("SHUNT", true, 0));
+
+        OpenReacResult results = new OpenReacResult(OpenReacStatus.OK, io, new HashMap<>());
+        IllegalStateException e = assertThrows(IllegalStateException.class, () -> results.applyAllModifications(network));
+        assertEquals("Voltage profile not found for bus " + regulatedBusId, e.getMessage());
+    }
+
+    @Test
+    void testShuntUpdateWithoutRegulationBus() throws IOException {
+        Network network = ShuntNetworkFactory.create();
+        ShuntCompensator shunt = network.getShuntCompensator("SHUNT");
+        shunt.getRegulatingTerminal().disconnect();
+
+        OpenReacAmplIOFiles io = getIOWithMockVoltageProfile(network);
+        io.getNetworkModifications().getShuntModifications().add(new ShuntCompensatorModification("SHUNT", null, 0));
+
+        // apply results without warm start
+        OpenReacResult results = new OpenReacResult(OpenReacStatus.OK, io, new HashMap<>());
+        results.setUpdateNetworkWithVoltages(false);
+        results.applyAllModifications(network);
+
+        // target V not updated
+        assertEquals(393, shunt.getTargetV());
+    }
+
+    @Test
+    void testWrongVoltageResult() throws IOException {
+        Network network = IeeeCdfNetworkFactory.create14();
+        OpenReacAmplIOFiles io = getIOWithMockVoltageProfile(network);
+        String idBusNotFound = io.getVoltageProfileOutput().getVoltageProfile().keySet().iterator().next();
+        OpenReacResult results = new OpenReacResult(OpenReacStatus.OK, io, new HashMap<>());
+        IllegalStateException e = assertThrows(IllegalStateException.class, () -> results.applyAllModifications(network));
+        assertEquals("Bus " + idBusNotFound + " not found in network " + network.getId(), e.getMessage());
+    }
+
+    private OpenReacAmplIOFiles getIOWithMockVoltageProfile(Network network) throws IOException {
+        OpenReacAmplIOFiles io = new OpenReacAmplIOFiles(new OpenReacParameters(), network, true);
+        try (InputStream input = getClass().getResourceAsStream("/mock_outputs/reactiveopf_results_voltages.csv");
+             InputStreamReader in = new InputStreamReader(input);
+             BufferedReader reader = new BufferedReader(in)) {
+            io.getVoltageProfileOutput().read(reader, null);
+        }
+        return io;
+    }
+}
diff --git a/open-reac/src/test/java/com/powsybl/openreac/OpenReacRunnerTest.java b/open-reac/src/test/java/com/powsybl/openreac/OpenReacRunnerTest.java
index cc081d71..91edd507 100644
--- a/open-reac/src/test/java/com/powsybl/openreac/OpenReacRunnerTest.java
+++ b/open-reac/src/test/java/com/powsybl/openreac/OpenReacRunnerTest.java
@@ -41,8 +41,7 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.*;
 
 /**
  * @author Geoffroy Jamgotchian <geoffroy.jamgotchian at rte-france.com>
@@ -200,7 +199,8 @@ public void testOutputFileParsing() throws IOException {
                 "mock_outputs/reactiveopf_results_rtc.csv",
                 "mock_outputs/reactiveopf_results_shunts.csv",
                 "mock_outputs/reactiveopf_results_static_var_compensators.csv",
-                "mock_outputs/reactiveopf_results_vsc_converter_stations.csv"));
+                "mock_outputs/reactiveopf_results_vsc_converter_stations.csv",
+                "mock_outputs/reactiveopf_results_voltages.csv"));
         try (ComputationManager computationManager = new LocalComputationManager(new LocalComputationConfig(tmpDir),
             localCommandExecutor, ForkJoinPool.commonPool())) {
             OpenReacResult openReacResult = OpenReacRunner.run(network,
@@ -213,6 +213,7 @@ public void testOutputFileParsing() throws IOException {
             assertEquals(1, openReacResult.getSvcModifications().size());
             assertEquals(1, openReacResult.getVscModifications().size());
             assertEquals(7, openReacResult.getGeneratorModifications().size());
+            assertEquals(3, openReacResult.getVoltageProfile().size());
             assertEquals(82, openReacResult.getIndicators().size());
             assertTrue(openReacResult.getReactiveSlacks().isEmpty());
         }
@@ -230,7 +231,8 @@ void testRunAsync() throws IOException {
                         subFolder + "/reactiveopf_results_rtc.csv",
                         subFolder + "/reactiveopf_results_shunts.csv",
                         subFolder + "/reactiveopf_results_static_var_compensators.csv",
-                        subFolder + "/reactiveopf_results_vsc_converter_stations.csv"));
+                        subFolder + "/reactiveopf_results_vsc_converter_stations.csv",
+                        subFolder + "/reactiveopf_results_voltages.csv"));
         // To really run open reac, use the commented line below. Be sure that open-reac/src/test/resources/com/powsybl/config/test/config.yml contains your ampl path
 //         try (ComputationManager computationManager = new LocalComputationManager()) {
         try (ComputationManager computationManager = new LocalComputationManager(new LocalComputationConfig(tmpDir),
@@ -244,23 +246,7 @@ void testRunAsync() throws IOException {
     }
 
     private void testAllModifAndLoadFlow(Network network, String subFolder, OpenReacParameters parameters) throws IOException {
-        LocalCommandExecutor localCommandExecutor = new TestLocalCommandExecutor(
-            List.of(subFolder + "/reactiveopf_results_generators.csv",
-                subFolder + "/reactiveopf_results_indic.txt",
-                subFolder + "/reactiveopf_results_rtc.csv",
-                subFolder + "/reactiveopf_results_shunts.csv",
-                subFolder + "/reactiveopf_results_static_var_compensators.csv",
-                subFolder + "/reactiveopf_results_vsc_converter_stations.csv"));
-        // To really run open reac, use the commentede line below. Be sure that open-reac/src/test/resources/com/powsybl/config/test/config.yml contains your ampl path
-//         try (ComputationManager computationManager = new LocalComputationManager()) {
-        try (ComputationManager computationManager = new LocalComputationManager(new LocalComputationConfig(tmpDir),
-            localCommandExecutor, ForkJoinPool.commonPool())) {
-            OpenReacResult openReacResult = OpenReacRunner.run(network,
-                network.getVariantManager().getWorkingVariantId(), parameters, new OpenReacConfig(true),
-                computationManager);
-            assertEquals(OpenReacStatus.OK, openReacResult.getStatus());
-            openReacResult.applyAllModifications(network);
-        }
+        runAndApplyAllModifications(network, subFolder, parameters, true);
         LoadFlowResult loadFlowResult = LoadFlow.run(network);
         assertTrue(loadFlowResult.isOk());
     }
@@ -295,23 +281,37 @@ public void testSvc() throws IOException {
     }
 
     @Test
-    public void testShuntReconnection() throws IOException {
+    void testShunt() throws IOException {
         Network network = create();
         setDefaultVoltageLimits(network); // set default voltage limits to every voltage levels of the network
+        ShuntCompensator shunt = network.getShuntCompensator("SHUNT");
+        assertFalse(shunt.getTerminal().isConnected());
+        assertEquals(393, shunt.getTargetV());
+
         OpenReacParameters parameters = new OpenReacParameters();
-        parameters.addVariableShuntCompensators(List.of("SHUNT"));
+        parameters.addVariableShuntCompensators(List.of(shunt.getId()));
         testAllModifAndLoadFlow(network, "openreac-output-shunt", parameters);
+        assertTrue(shunt.getTerminal().isConnected()); // shunt has been reconnected
+        assertEquals(420.8, shunt.getTargetV()); // targetV has been updated
     }
 
     @Test
     public void testTransformer() throws IOException {
         Network network = VoltageControlNetworkFactory.createNetworkWithT2wt();
         setDefaultVoltageLimits(network); // set default voltage limits to every voltage levels of the network
-        network.getTwoWindingsTransformer("T2wT").getRatioTapChanger().setTapPosition(2);
+        RatioTapChanger rtc = network.getTwoWindingsTransformer("T2wT").getRatioTapChanger()
+                .setTapPosition(2)
+                .setTargetDeadband(0)
+                .setRegulating(true);
+        assertEquals(2, rtc.getTapPosition());
+        assertEquals(33.0, rtc.getTargetV());
+
         OpenReacParameters parameters = new OpenReacParameters();
         parameters.addConstantQGenerators(List.of("GEN_1"));
         parameters.addVariableTwoWindingsTransformers(List.of("T2wT"));
         testAllModifAndLoadFlow(network, "openreac-output-transfo", parameters);
+        assertEquals(0, rtc.getTapPosition());
+        assertEquals(22.935, rtc.getTargetV());
     }
 
     @Test
@@ -322,6 +322,52 @@ public void testRealNetwork() throws IOException {
         testAllModifAndLoadFlow(network, "openreac-output-real-network", parameters);
     }
 
+    @Test
+    void testWarmStart() throws IOException {
+        Network network = VoltageControlNetworkFactory.createNetworkWithT2wt();
+        setDefaultVoltageLimits(network);
+        String subFolder = "openreac-output-warm-start";
+        OpenReacParameters parameters = new OpenReacParameters();
+
+        runAndApplyAllModifications(network, subFolder, parameters, false); // without warm start, no update
+        assertEquals(Double.NaN, network.getBusBreakerView().getBus("BUS_1").getV());
+        assertEquals(Double.NaN, network.getBusBreakerView().getBus("BUS_1").getAngle());
+        assertEquals(Double.NaN, network.getBusBreakerView().getBus("BUS_2").getV());
+        assertEquals(Double.NaN, network.getBusBreakerView().getBus("BUS_2").getAngle());
+        assertEquals(Double.NaN, network.getBusBreakerView().getBus("BUS_3").getV());
+        assertEquals(Double.NaN, network.getBusBreakerView().getBus("BUS_3").getAngle());
+
+        runAndApplyAllModifications(network, subFolder, parameters, true);
+        assertEquals(119.592, network.getBusBreakerView().getBus("BUS_1").getV());
+        assertEquals(0.802, network.getBusBreakerView().getBus("BUS_1").getAngle(), 0.001);
+        assertEquals(118.8, network.getBusBreakerView().getBus("BUS_2").getV());
+        assertEquals(0, network.getBusBreakerView().getBus("BUS_2").getAngle());
+        assertEquals(22.935, network.getBusBreakerView().getBus("BUS_3").getV());
+        assertEquals(-4.698, network.getBusBreakerView().getBus("BUS_3").getAngle(), 0.001);
+    }
+
+    private void runAndApplyAllModifications(Network network, String subFolder, OpenReacParameters parameters, boolean updateNetworkWithVoltages) throws IOException {
+        LocalCommandExecutor localCommandExecutor = new TestLocalCommandExecutor(
+                List.of(subFolder + "/reactiveopf_results_generators.csv",
+                        subFolder + "/reactiveopf_results_indic.txt",
+                        subFolder + "/reactiveopf_results_rtc.csv",
+                        subFolder + "/reactiveopf_results_shunts.csv",
+                        subFolder + "/reactiveopf_results_static_var_compensators.csv",
+                        subFolder + "/reactiveopf_results_vsc_converter_stations.csv",
+                        subFolder + "/reactiveopf_results_voltages.csv"));
+        // To really run open reac, use the commentede line below. Be sure that open-reac/src/test/resources/com/powsybl/config/test/config.yml contains your ampl path
+//        try (ComputationManager computationManager = new LocalComputationManager()) {
+        try (ComputationManager computationManager = new LocalComputationManager(new LocalComputationConfig(tmpDir),
+                localCommandExecutor, ForkJoinPool.commonPool())) {
+            OpenReacResult openReacResult = OpenReacRunner.run(network,
+                    network.getVariantManager().getWorkingVariantId(), parameters,
+                    new OpenReacConfig(true), computationManager);
+            assertEquals(OpenReacStatus.OK, openReacResult.getStatus());
+            openReacResult.setUpdateNetworkWithVoltages(updateNetworkWithVoltages);
+            openReacResult.applyAllModifications(network);
+        }
+    }
+
     public static Network create() {
         Network network = Network.create("svc", "test");
         Substation s1 = network.newSubstation()
diff --git a/open-reac/src/test/java/com/powsybl/openreac/parameters/output/VoltageProfileOutputTest.java b/open-reac/src/test/java/com/powsybl/openreac/parameters/output/VoltageProfileOutputTest.java
new file mode 100644
index 00000000..45f31e26
--- /dev/null
+++ b/open-reac/src/test/java/com/powsybl/openreac/parameters/output/VoltageProfileOutputTest.java
@@ -0,0 +1,46 @@
+package com.powsybl.openreac.parameters.output;
+
+import org.jgrapht.alg.util.Pair;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class VoltageProfileOutputTest {
+
+    @Test
+    void readTest() throws IOException {
+        VoltageProfileOutput output = new VoltageProfileOutput();
+        try (InputStream input = getClass().getResourceAsStream("/mock_outputs/reactiveopf_results_voltages.csv");
+             InputStreamReader in = new InputStreamReader(input);
+             BufferedReader reader = new BufferedReader(in)) {
+
+            output.read(reader, null);
+            assertEquals(3, output.getVoltageProfile().size());
+            Pair<Double, Double> busVoltage1 = output.getVoltageProfile().get("bus1");
+            Pair<Double, Double> busVoltage2 = output.getVoltageProfile().get("bus2");
+            Pair<Double, Double> busVoltage3 = output.getVoltageProfile().get("bus3");
+            Assertions.assertAll(
+                    () -> assertEquals(0.8, busVoltage1.getFirst()),
+                    () -> assertEquals(1.1, busVoltage1.getSecond()),
+                    () -> assertEquals(1.2, busVoltage2.getFirst()),
+                    () -> assertEquals(Double.NaN, busVoltage2.getSecond()),
+                    () -> assertEquals(Double.NaN, busVoltage3.getFirst()),
+                    () -> assertEquals(0.11, busVoltage3.getSecond())
+            );
+        }
+    }
+
+    @Test
+    void testErrorState() {
+        VoltageProfileOutput output = new VoltageProfileOutput();
+        boolean throwOnMissingFile = output.throwOnMissingFile();
+        assertFalse(throwOnMissingFile);
+        assertTrue(output.isErrorState());
+    }
+}
diff --git a/open-reac/src/test/resources/mock_outputs/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/mock_outputs/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..c2325da4
--- /dev/null
+++ b/open-reac/src/test/resources/mock_outputs/reactiveopf_results_voltages.csv
@@ -0,0 +1,4 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;0.8;1.1;'bus1';
+1;2;1.2;-99999;'bus2';
+1;1;-99999;0.11;'bus3';
diff --git a/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_indic.txt
index 46d921f9..cfcba5f7 100644
--- a/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_indic.txt
+++ b/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_indic.txt
@@ -1,18 +1,18 @@
 final_status OK
 dcopf_status OK
 
-ctime_start 'Fri Nov 24 11:59:34 2023'
+ctime_start 'Wed Jan 10 14:48:12 2024'
 last_solve_result_num 0
 nb_iter_last 6
 nb_iter_total 6
-_ampl_elapsed_time 0.125000
-_total_solve_time 0.031250
+_ampl_elapsed_time 0.047000
+_total_solve_time 0.046875
 total_time 0
 
 operatingSystem windows
 OS 'Windows_NT'
 COMPUTERNAME 'ARTELYS-PC253'
-directory 'C:\Users\parvy\AppData\Local\Temp\ampl_12583331805904096086'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_18317757654451996032'
 
 log_level_ampl INFO
 log_level_knitro 2
diff --git a/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..58d56b24
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-ieee14/reactiveopf_results_voltages.csv
@@ -0,0 +1,15 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;1.083;0.168;"VL1_0";
+1;2;1.045;0.089;"VL2_0";
+1;3;0.971;-0.042;"VL3_0";
+1;4;0.991;0.000;"VL4_0";
+1;5;0.995;0.027;"VL5_0";
+1;6;0.973;-0.084;"VL6_0";
+1;7;1.050;-0.057;"VL7_0";
+1;8;1.500;-0.057;"VL8_0";
+1;9;0.918;-0.085;"VL9_0";
+1;10;0.919;-0.091;"VL10_0";
+1;11;0.942;-0.090;"VL11_0";
+1;12;0.954;-0.102;"VL12_0";
+1;13;0.945;-0.102;"VL13_0";
+1;14;0.909;-0.115;"VL14_0";
diff --git a/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_indic.txt
index 420331e6..b617eff6 100644
--- a/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_indic.txt
+++ b/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_indic.txt
@@ -1,18 +1,18 @@
 final_status OK
 dcopf_status OK
 
-ctime_start 'Fri Nov 24 12:03:02 2023'
+ctime_start 'Wed Jan 10 14:49:19 2024'
 last_solve_result_num 0
 nb_iter_last 7
 nb_iter_total 7
-_ampl_elapsed_time 0.110000
+_ampl_elapsed_time 0.095000
 _total_solve_time 0.031250
 total_time 0
 
 operatingSystem windows
 OS 'Windows_NT'
 COMPUTERNAME 'ARTELYS-PC253'
-directory 'C:\Users\parvy\AppData\Local\Temp\ampl_3114721600970297698'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_7845811466926249191'
 
 log_level_ampl INFO
 log_level_knitro 2
diff --git a/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..52ca94d3
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-real-network/reactiveopf_results_voltages.csv
@@ -0,0 +1,58 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;1.393;0.040;"VL1_0";
+1;2;1.382;0.040;"VL2_0";
+1;3;1.390;0.032;"VL3_0";
+1;4;1.392;0.023;"VL4_0";
+1;5;1.442;-0.016;"VL4_1";
+1;6;1.391;0.018;"VL5_0";
+1;7;1.393;0.020;"VL6_0";
+1;8;1.395;0.034;"VL7_0";
+1;9;1.442;0.014;"VL7_1";
+1;10;1.403;0.067;"VL8_0";
+1;11;1.379;0.013;"VL9_0";
+1;12;1.460;0.002;"VL9_1";
+1;13;1.374;-0.008;"VL10_0";
+1;14;1.475;-0.017;"VL10_1";
+1;15;1.372;0.001;"VL11_0";
+1;16;1.432;-0.032;"VL11_1";
+1;17;1.431;-0.009;"VL11_2";
+1;18;1.376;0.001;"VL12_0";
+1;19;1.368;0.000;"VL13_0";
+1;20;1.480;-0.029;"VL13_1";
+1;21;1.364;-0.001;"VL14_0";
+1;22;1.500;-0.016;"VL14_1";
+1;23;1.380;0.012;"VL15_0";
+1;24;1.456;-0.001;"VL15_1";
+1;25;1.379;-0.001;"VL16_0";
+1;26;1.381;0.011;"VL17_0";
+1;27;1.413;-0.029;"VL19_0";
+1;28;1.404;-0.031;"VL20_0";
+1;29;1.461;-0.030;"VL20_1";
+1;30;1.460;-0.029;"VL22_0";
+1;31;1.460;-0.030;"VL23_0";
+1;32;1.467;-0.031;"VL24_0";
+1;33;1.482;-0.070;"VL24_1";
+1;34;1.406;-0.027;"VL24_2";
+1;35;1.422;-0.006;"VL27_0";
+1;36;1.432;0.006;"VL28_0";
+1;37;1.467;-0.074;"VL30_0";
+1;38;1.445;-0.078;"VL31_0";
+1;39;1.447;-0.071;"VL32_0";
+1;40;1.424;-0.039;"VL32_1";
+1;41;1.445;-0.071;"VL33_0";
+1;42;1.427;-0.037;"VL35_0";
+1;43;1.433;-0.034;"VL36_0";
+1;44;1.439;-0.033;"VL37_0";
+1;45;1.461;-0.028;"VL38_0";
+1;46;1.438;-0.033;"VL39_0";
+1;47;1.427;-0.059;"VL39_1";
+1;48;1.429;-0.034;"VL40_0";
+1;49;1.427;-0.054;"VL40_1";
+1;50;1.419;-0.047;"VL42_0";
+1;51;1.457;-0.022;"VL44_0";
+1;52;1.478;-0.028;"VL47_0";
+1;53;1.473;-0.028;"VL48_0";
+1;54;1.465;-0.030;"VL50_0";
+1;55;1.428;-0.005;"VL52_0";
+1;56;1.425;-0.013;"VL53_0";
+1;57;1.440;-0.007;"VL54_0";
diff --git a/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_indic.txt
index a205a5f3..bd50fa75 100644
--- a/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_indic.txt
+++ b/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_indic.txt
@@ -1,18 +1,18 @@
 final_status OK
 dcopf_status OK
 
-ctime_start 'Fri Nov 24 12:01:56 2023'
+ctime_start 'Wed Jan 10 12:29:15 2024'
 last_solve_result_num 0
 nb_iter_last 29
 nb_iter_total 29
-_ampl_elapsed_time 0.077000
-_total_solve_time 0.031250
+_ampl_elapsed_time 0.062000
+_total_solve_time 0.000000
 total_time 0
 
 operatingSystem windows
 OS 'Windows_NT'
 COMPUTERNAME 'ARTELYS-PC253'
-directory 'C:\Users\parvy\AppData\Local\Temp\ampl_12369045109419234150'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_16952986494138910718'
 
 log_level_ampl INFO
 log_level_knitro 2
diff --git a/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..d6f739bd
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-shunt/reactiveopf_results_voltages.csv
@@ -0,0 +1,4 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;1.050;0.002;"vl1_0";
+1;2;1.049;0.000;"vl2_0";
+1;3;1.052;-0.001;"vl3_0";
diff --git a/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_indic.txt
index a9224ea0..76c4722a 100644
--- a/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_indic.txt
+++ b/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_indic.txt
@@ -1,18 +1,18 @@
 final_status OK
 dcopf_status OK
 
-ctime_start 'Fri Nov 24 12:01:27 2023'
+ctime_start 'Wed Jan 10 12:32:41 2024'
 last_solve_result_num 0
 nb_iter_last 6
 nb_iter_total 6
-_ampl_elapsed_time 0.094000
+_ampl_elapsed_time 0.093000
 _total_solve_time 0.031250
 total_time 0
 
 operatingSystem windows
 OS 'Windows_NT'
 COMPUTERNAME 'ARTELYS-PC253'
-directory 'C:\Users\parvy\AppData\Local\Temp\ampl_11598000998118468803'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_60840544416039339'
 
 log_level_ampl INFO
 log_level_knitro 2
diff --git a/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..e9648927
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-svc/reactiveopf_results_voltages.csv
@@ -0,0 +1,3 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;1.050;0.002;"vl1_0";
+1;2;1.049;0.000;"vl2_0";
diff --git a/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_indic.txt
index b898ef32..6c3fb12f 100644
--- a/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_indic.txt
+++ b/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_indic.txt
@@ -1,18 +1,18 @@
 final_status OK
 dcopf_status OK
 
-ctime_start 'Fri Nov 24 12:02:34 2023'
+ctime_start 'Wed Jan 10 12:32:01 2024'
 last_solve_result_num 0
 nb_iter_last 4
 nb_iter_total 4
-_ampl_elapsed_time 0.095000
+_ampl_elapsed_time 0.125000
 _total_solve_time 0.031250
 total_time 0
 
 operatingSystem windows
 OS 'Windows_NT'
 COMPUTERNAME 'ARTELYS-PC253'
-directory 'C:\Users\parvy\AppData\Local\Temp\ampl_7140935963031466466'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_4525712114905560758'
 
 log_level_ampl INFO
 log_level_knitro 2
diff --git a/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..38af3a57
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-transfo/reactiveopf_results_voltages.csv
@@ -0,0 +1,4 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;0.906;0.014;"VL_1_0";
+1;2;0.900;0.000;"VL_2_0";
+1;3;0.695;-0.082;"VL_3_0";
diff --git a/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_indic.txt
index 07bad8c4..79889398 100644
--- a/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_indic.txt
+++ b/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_indic.txt
@@ -1,7 +1,7 @@
 final_status OK
 dcopf_status OK
 
-ctime_start 'Fri Nov 24 12:01:03 2023'
+ctime_start 'Wed Jan 10 12:33:19 2024'
 last_solve_result_num 0
 nb_iter_last 6
 nb_iter_total 6
@@ -12,7 +12,7 @@ total_time 0
 operatingSystem windows
 OS 'Windows_NT'
 COMPUTERNAME 'ARTELYS-PC253'
-directory 'C:\Users\parvy\AppData\Local\Temp\ampl_2514974589581916563'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_1855145751103852938'
 
 log_level_ampl INFO
 log_level_knitro 2
diff --git a/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..7859766f
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-vsc/reactiveopf_results_voltages.csv
@@ -0,0 +1,7 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;0.568;-0.707;"b1_vl_0";
+1;2;0.500;-0.927;"b2_vl_0";
+1;3;0.651;-0.810;"b3_vl_0";
+1;4;0.651;0.117;"b4_vl_0";
+1;5;0.500;0.000;"b5_vl_0";
+1;6;0.568;0.220;"b6_vl_0";
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_generators.csv b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_generators.csv
new file mode 100644
index 00000000..d111e44e
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_generators.csv
@@ -0,0 +1,2 @@
+#variant;num;bus;vRegul;V(pu);targetP(MW);targetQ(Mvar);P(MW);Q(MW);
+1;1;1;'true';0.906;25.0;7.9;-21.2;-7.9;
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_indic.txt b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_indic.txt
new file mode 100644
index 00000000..22759e32
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_indic.txt
@@ -0,0 +1,88 @@
+final_status OK
+dcopf_status OK
+
+ctime_start 'Thu Jan 11 15:12:16 2024'
+last_solve_result_num 0
+nb_iter_last 5
+nb_iter_total 5
+_ampl_elapsed_time 0.047000
+_total_solve_time 0.031250
+total_time 0
+
+operatingSystem windows
+OS 'Windows_NT'
+COMPUTERNAME 'ARTELYS-PC253'
+directory 'C:\Users\parvy\AppData\Local\Temp\ampl_1724309836662612364'
+
+log_level_ampl INFO
+log_level_knitro 2
+objective_choice 0
+ratio_voltage_target 0.500000
+coeff_alpha 1.000000
+Pnull 0.010000
+Znull 0.000100
+epsilon_nominal_voltage 1.000000
+min_plausible_low_voltage_limit 0.500000
+max_plausible_high_voltage_limit 1.500000
+ignore_voltage_bounds 0.000000
+buses_with_reactive_slacks NO_GENERATION
+PQmax 9000.000000
+defaultPmax 1000.000000
+defaultPmin 0.000000
+defaultQmaxPmaxRatio 0.300000
+defaultQmin -300.000000
+defaultQmax 300.000000
+minimalQPrange 1.000000
+
+nb_substations 3
+nb_bus_in_data_file 3
+nb_bus_in_ACDC_CC 3
+nb_bus_in_AC_CC 3
+nb_bus_in_ACDC_but_out_AC_CC 0
+nb_bus_with_voltage_value 0
+nb_bus_with_reactive_slacks 2
+nb_bus_without_reactive_slacks 1
+nb_branch_in_data_file 2
+nb_branch_in_AC_CC 2
+nb_branch_with_nonsmall_impedance 2
+nb_branch_with_zero_or_small_impedance 0
+nb_unit_in_data_file 1
+nb_unit_in_AC_CC 1
+nb_unit_up_and_running 1
+nb_unit_with_variable_reactive_power 1
+nb_unit_with_fixed_reactive_power 0
+nb_load_in_data_file 2
+nb_load_in_AC_CC 2
+nb_shunt_in_data_file 0
+nb_shunt_connectable_or_in_AC_CC 0
+nb_shunt_with_fixed_value 0
+nb_shunt_with_variable_value 0
+nb_transformers_with_variable_ratio 0
+nb_transformers_with_fixed_ratio 1
+nb_svc_in_data_file 0
+nb_svc_in_AC_CC 0
+nb_svc_up_and_operating 0
+nb_vsc_converter_in_data_file 0
+nb_vsc_converter_up_and_running 0
+nb_lcc_converter_in_data_file 0
+nb_lcc_converter_up_and_running 0
+nb_batteries 0
+sum_batteries_pmax 0.0
+sum_batteries_pmin 0.0
+
+max_teta_dc 0.01
+max_teta_ac 0.01
+teta_max 3.01
+min_teta_dc -0.05
+min_teta_ac -0.08
+teta_min -3.05
+max_delta_teta_dc 0.045914
+max_delta_teta_ac 0.081650
+min_delta_teta_dc 0.009298
+min_delta_teta_ac 0.014293
+
+nb_reactive_slacks 0
+nb_slacks_condensator 0
+sum_slacks_condensator 0.0
+nb_slacks_self 0
+sum_slacks_self 0.0
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_rtc.csv b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_rtc.csv
new file mode 100644
index 00000000..9a62a138
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_rtc.csv
@@ -0,0 +1 @@
+#variant;num;tap;
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_shunts.csv b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_shunts.csv
new file mode 100644
index 00000000..8d515fde
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_shunts.csv
@@ -0,0 +1 @@
+#variant;num;bus;b(pu);Q(Mvar);section;
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_static_var_compensators.csv b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_static_var_compensators.csv
new file mode 100644
index 00000000..6792ddb9
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_static_var_compensators.csv
@@ -0,0 +1 @@
+#variant;num;bus;vRegul;V(pu);Q(Mvar);
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_voltages.csv b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_voltages.csv
new file mode 100644
index 00000000..38af3a57
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_voltages.csv
@@ -0,0 +1,4 @@
+#variant;bus;V(pu);theta(rad);id;
+1;1;0.906;0.014;"VL_1_0";
+1;2;0.900;0.000;"VL_2_0";
+1;3;0.695;-0.082;"VL_3_0";
diff --git a/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_vsc_converter_stations.csv b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_vsc_converter_stations.csv
new file mode 100644
index 00000000..aa24858c
--- /dev/null
+++ b/open-reac/src/test/resources/openreac-output-warm-start/reactiveopf_results_vsc_converter_stations.csv
@@ -0,0 +1 @@
+#variant;num;bus;vRegul;targetV(pu);targetQ(Mvar);P(MW);Q(Mvar);