diff --git a/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java b/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java
index 7ca93c0a4..b6cdf2e6f 100644
--- a/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java
+++ b/src/main/java/org/gridsuite/modification/server/modifications/ModificationUtils.java
@@ -39,6 +39,7 @@ public final class ModificationUtils {
 
     public static final String DISCONNECTOR = "disconnector_";
     public static final String BREAKER = "breaker_";
+    public static final String BUS_BAR_SECTION_ID = "busbarSectionId";
     public static final String NO_VALUE = "No value";
 
     private ModificationUtils() {
@@ -235,6 +236,30 @@ public void controlVoltageLevelCreation(VoltageLevelCreationInfos voltageLevelCr
         }
     }
 
+    private boolean checkBbs(Network network, String busbarSectionId1, String busbarSectionId2, Reporter subReporter) {
+        Identifiable<?> busOrBbs1 = network.getIdentifiable(busbarSectionId1);
+        Identifiable<?> busOrBbs2 = network.getIdentifiable(busbarSectionId2);
+        if (busOrBbs1 == null) {
+            subReporter.report(Report.builder()
+                    .withKey("notFoundBurOrBusbarSection")
+                    .withDefaultMessage("Bus or busbar section ID ${busbarSectionId} not found. Coupler was not created.")
+                    .withValue(BUS_BAR_SECTION_ID, busbarSectionId1)
+                    .withSeverity(TypedValue.ERROR_SEVERITY)
+                    .build());
+            return false;
+        }
+        if (busOrBbs2 == null) {
+            subReporter.report(Report.builder()
+                    .withKey("notFoundBurOrBusbarSection")
+                    .withDefaultMessage("Bus or busbar section ID ${busbarSectionId} not found. Coupler was not created.")
+                    .withValue(BUS_BAR_SECTION_ID, busbarSectionId2)
+                    .withSeverity(TypedValue.ERROR_SEVERITY)
+                    .build());
+            return false;
+        }
+        return true;
+    }
+
     void createVoltageLevel(VoltageLevelCreationInfos voltageLevelCreationInfos,
                                    Reporter subReporter, Network network) {
         String substationId = voltageLevelCreationInfos.getSubstationId();
@@ -280,6 +305,9 @@ void createVoltageLevel(VoltageLevelCreationInfos voltageLevelCreationInfos,
                 .build().apply(network);
 
         voltageLevelCreationInfos.getCouplingDevices().forEach(couplingDevice -> {
+            if (!checkBbs(network, couplingDevice.getBusbarSectionId1(), couplingDevice.getBusbarSectionId2(), subReporter)) {
+                return;
+            }
             CreateCouplingDeviceBuilder couplingDeviceBuilder = new CreateCouplingDeviceBuilder();
             couplingDeviceBuilder.withBusOrBusbarSectionId1(couplingDevice.getBusbarSectionId1())
                 .withBusOrBusbarSectionId2(couplingDevice.getBusbarSectionId2())
diff --git a/src/test/java/org/gridsuite/modification/server/modifications/VoltageLevelCreationTest.java b/src/test/java/org/gridsuite/modification/server/modifications/VoltageLevelCreationTest.java
index 38e220078..256c6d528 100644
--- a/src/test/java/org/gridsuite/modification/server/modifications/VoltageLevelCreationTest.java
+++ b/src/test/java/org/gridsuite/modification/server/modifications/VoltageLevelCreationTest.java
@@ -58,7 +58,7 @@ protected ModificationInfos buildModificationUpdate() {
                 .busbarCount(2)
                 .sectionCount(2)
                 .switchKinds(Arrays.asList(SwitchKind.BREAKER))
-                .couplingDevices(Arrays.asList(CouplingDeviceInfos.builder().busbarSectionId1("bbs.nw").busbarSectionId2("bbs.ne").build()))
+                .couplingDevices(Arrays.asList(CouplingDeviceInfos.builder().busbarSectionId1("1A").busbarSectionId2("1.A").build()))
                 .build();
     }
 
@@ -102,7 +102,8 @@ public void testCreateWithErrors() {
                 vli.getErrorType().name(), reportService);
 
         vli = (VoltageLevelCreationInfos) buildModification();
-        vli.getCouplingDevices().get(0).setBusbarSectionId1("bbs.ne");
+        vli.getCouplingDevices().get(0).setBusbarSectionId1("1.1");
+        vli.getCouplingDevices().get(0).setBusbarSectionId2("1.1");
         String vliJsonObject = mapper.writeValueAsString(vli);
         mockMvc.perform(post(getNetworkModificationUri()).content(vliJsonObject).contentType(MediaType.APPLICATION_JSON))
                 .andExpect(status().isOk());
@@ -136,6 +137,27 @@ public void testCreateWithErrors() {
                 vli.getErrorType().name(), reportService);
     }
 
+    @SneakyThrows
+    @Test
+    public void testCreateWithBbsNotExist() {
+        VoltageLevelCreationInfos vli = (VoltageLevelCreationInfos) buildModification();
+        vli.setEquipmentId("vl_1");
+        vli.getCouplingDevices().get(0).setBusbarSectionId1("1.1");
+        vli.getCouplingDevices().get(0).setBusbarSectionId2("bbs");
+        String vliJsonObject = mapper.writeValueAsString(vli);
+        mockMvc.perform(post(getNetworkModificationUri()).content(vliJsonObject).contentType(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk());
+        assertNotNull(getNetwork().getVoltageLevel("vl_1"));
+
+        vli.setEquipmentId("vl_2");
+        vli.getCouplingDevices().get(0).setBusbarSectionId1("bbs");
+        vli.getCouplingDevices().get(0).setBusbarSectionId2("1.1");
+        String vliJsonObject2 = mapper.writeValueAsString(vli);
+        mockMvc.perform(post(getNetworkModificationUri()).content(vliJsonObject2).contentType(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk());
+        assertNotNull(getNetwork().getVoltageLevel("vl_2"));
+    }
+
     @SneakyThrows
     @Test
     public void testCreateWithShortCircuitExtension() {
diff --git a/src/test/java/org/gridsuite/modification/server/utils/ModificationCreation.java b/src/test/java/org/gridsuite/modification/server/utils/ModificationCreation.java
index 984e90c39..a4921ffb9 100644
--- a/src/test/java/org/gridsuite/modification/server/utils/ModificationCreation.java
+++ b/src/test/java/org/gridsuite/modification/server/utils/ModificationCreation.java
@@ -34,8 +34,7 @@ public static VoltageLevelCreationInfos getCreationVoltageLevel(String substatio
             .busbarCount(2)
             .sectionCount(2)
             .switchKinds(Arrays.asList(SwitchKind.BREAKER))
-            .couplingDevices(Arrays.asList(CouplingDeviceInfos.builder().busbarSectionId1("bbs.nw").busbarSectionId2("bbs.ne").build()))
-            .build();
+            .couplingDevices(Arrays.asList(CouplingDeviceInfos.builder().busbarSectionId1("1A").busbarSectionId2("1B").build())).build();
     }
 
     public static GeneratorCreationInfos getCreationGenerator(String vlId, String generatorId, String generatorName, String busOrBusbarSectionId,