diff --git a/doc/sources.rst b/doc/sources.rst
index 5db8defb0..9e419f115 100644
--- a/doc/sources.rst
+++ b/doc/sources.rst
@@ -553,6 +553,17 @@ SDMX-ML —
 
 - Supports preview_data and series-key based key validation.
 
+.. _UY110:
+
+``UY110``: Labour Market Information System (Uruguay)
+-----------------------------------------------------
+
+SDMX-ML —
+Website `(en) <https://de-mtss.simel.mtss.gub.uy/?lc=en>`__,
+`(es) <https://de-mtss.simel.mtss.gub.uy>`__.
+
+- Spanish name: Sistema de Información de Mercado Laboral
+- Operated by the Ministry of Labour and Social Security of (Ministerio de Trabajo y Seguridad Social, MTSS), the National Institute of Statistics (Instituto Nacional de Estadística, INE) and the Social Security Bank (Banco de Previsión Social, BPS) of Uruguay.
 
 .. _WB:
 
diff --git a/sdmx/sources.json b/sdmx/sources.json
index 490996f62..c72720d7a 100644
--- a/sdmx/sources.json
+++ b/sdmx/sources.json
@@ -464,6 +464,21 @@
       "preview": true
     }
   },
+  {
+    "id": "UY110",
+    "name": "Uruguay",
+    "url": "https://sdmx-mtss.simel.mtss.gub.uy/rest",
+    "supports": {
+      "agencyscheme": false,
+      "dataconsumerscheme": false,
+      "dataproviderscheme": false,
+      "hierarchicalcodelist": false,
+      "metadataflow": false,
+      "metadatastructure": false,
+      "provisionagreement": false,
+      "structureset": false
+    }
+  },
   {
     "id": "WB",
     "name": "World Bank World Integrated Trade Solution",
diff --git a/sdmx/tests/test_sources.py b/sdmx/tests/test_sources.py
index 0914225df..1e0702f9f 100644
--- a/sdmx/tests/test_sources.py
+++ b/sdmx/tests/test_sources.py
@@ -666,6 +666,19 @@ class TestUNSD(DataSourceTest):
     }
 
 
+class TestUY110(DataSourceTest):
+    source_id = "UY110"
+
+    xfail = {
+        "metadata": NotImplementedError,  # Internal to sdmx1
+        # 400: "Can not create reference, target structure is not maintainable, and no
+        # identifiable reference parameters present"
+        "organisationscheme": HTTPError,
+        "registration": ValueError,  # Internal to sdmx1
+        "structure": NotImplementedError,  # 501
+    }
+
+
 class TestWB(DataSourceTest):
     source_id = "WB"
     xfail = {