Index: Ringtoets/Common/src/Ringtoets.Common.IO/HydraRing/HydraRingSettingsDatabaseReader.cs
===================================================================
diff -u -r76e7f2d96ecaa823b6ef4f63bd5faef63886a0d5 -r6d91aa930b2925289735817e280a54839469c373
--- Ringtoets/Common/src/Ringtoets.Common.IO/HydraRing/HydraRingSettingsDatabaseReader.cs	(.../HydraRingSettingsDatabaseReader.cs)	(revision 76e7f2d96ecaa823b6ef4f63bd5faef63886a0d5)
+++ Ringtoets/Common/src/Ringtoets.Common.IO/HydraRing/HydraRingSettingsDatabaseReader.cs	(.../HydraRingSettingsDatabaseReader.cs)	(revision 6d91aa930b2925289735817e280a54839469c373)
@@ -120,8 +120,6 @@
                                                    $"WHERE LocationID = {locationIdParameterName}";
 
             excludedPreprocessorLocationsQuery = $"SELECT {locationIdColumn} FROM ExcludedLocationsPreprocessor";
-
-            ValidateSchema();
         }
 
         /// <summary>
@@ -318,25 +316,6 @@
             }
         }
 
-        /// <summary>
-        /// Verifies that the schema of the opened settings database is valid.
-        /// </summary>
-        /// <exception cref="CriticalFileReadException">Thrown when the
-        /// opened database doesn't have the expected schema.</exception>
-        private void ValidateSchema()
-        {
-            if (!ContainsRequiredTables(GetColumnDefinitions(Connection)))
-            {
-                CloseConnection();
-                throw new CriticalFileReadException(Resources.HydraRingSettingsDatabase_Hydraulic_calculation_settings_database_has_invalid_schema);
-            }
-        }
-
-        private bool ContainsRequiredTables(List<Tuple<string, string>> definitions)
-        {
-            return GetValidSchema().All(definitions.Contains);
-        }
-
         private IDataReader CreateDesignTablesDataReader(long locationId, HydraRingFailureMechanismType calculationType)
         {
             var locationParameter = new SQLiteParameter
@@ -434,34 +413,5 @@
         {
             return CreateDataReader(excludedPreprocessorLocationsQuery);
         }
-
-        private List<Tuple<string, string>> GetValidSchema()
-        {
-            using (var validSchemaConnection = new SQLiteConnection("Data Source=:memory:"))
-            using (SQLiteCommand command = validSchemaConnection.CreateCommand())
-            {
-                validSchemaConnection.Open();
-                command.CommandText = Resources.settings_schema;
-                command.ExecuteNonQuery();
-                return GetColumnDefinitions(validSchemaConnection);
-            }
-        }
-
-        private static List<Tuple<string, string>> GetColumnDefinitions(SQLiteConnection connection)
-        {
-            DataTable columns = connection.GetSchema("COLUMNS");
-
-            var definitions = new List<Tuple<string, string>>();
-            for (var i = 0; i < columns.Rows.Count; i++)
-            {
-                DataRow dataRow = columns.Rows[i];
-                definitions.Add(
-                    Tuple.Create(
-                        ((string) dataRow["TABLE_NAME"]).ToLower(),
-                        ((string) dataRow["COLUMN_NAME"]).ToLower()
-                    ));
-            }
-            return definitions;
-        }
     }
 }
\ No newline at end of file
Index: Ringtoets/Common/test/Ringtoets.Common.IO.Test/FileImporters/HydraulicBoundaryDatabaseImporterTest.cs
===================================================================
diff -u -r3147d2f42ddbf18f08e0015f71aeeec2de60dd89 -r6d91aa930b2925289735817e280a54839469c373
--- Ringtoets/Common/test/Ringtoets.Common.IO.Test/FileImporters/HydraulicBoundaryDatabaseImporterTest.cs	(.../HydraulicBoundaryDatabaseImporterTest.cs)	(revision 3147d2f42ddbf18f08e0015f71aeeec2de60dd89)
+++ Ringtoets/Common/test/Ringtoets.Common.IO.Test/FileImporters/HydraulicBoundaryDatabaseImporterTest.cs	(.../HydraulicBoundaryDatabaseImporterTest.cs)	(revision 6d91aa930b2925289735817e280a54839469c373)
@@ -214,29 +214,6 @@
         }
 
         [Test]
-        public void Import_ExistingFileWithInvalidSettingsDatabaseSchema_ThrowCriticalFileReadException()
-        {
-            // Setup
-            var mocks = new MockRepository();
-            var assessmentSection = mocks.Stub<IAssessmentSection>();
-            assessmentSection.Expect(section => section.NotifyObservers()).Repeat.Never();
-            mocks.ReplayAll();
-
-            string validFilePath = Path.Combine(testDataPath, "invalidSettingsSchema", "complete.sqlite");
-
-            // Call
-            TestDelegate test = () => importer.Import(assessmentSection, validFilePath);
-
-            // Assert
-            string expectedMessage = new FileReaderErrorMessageBuilder(validFilePath).Build(
-                "Kon het rekeninstellingen bestand niet openen. De rekeninstellingen database heeft niet het juiste schema.");
-            var exception = Assert.Throws<CriticalFileReadException>(test);
-            Assert.AreEqual(expectedMessage, exception.Message);
-
-            mocks.VerifyAll();
-        }
-
-        [Test]
         public void Import_ImportingToValidTargetWithValidFileWithoutUsePreprocessor_ImportHydraulicBoundaryLocationsToCollectionAndAssessmentSectionNotified()
         {
             // Setup
Index: Ringtoets/Common/test/Ringtoets.Common.IO.Test/HydraRing/HydraRingSettingsDatabaseReaderTest.cs
===================================================================
diff -u -rc230da5631e073c87657dd0f32aa7c3651c427df -r6d91aa930b2925289735817e280a54839469c373
--- Ringtoets/Common/test/Ringtoets.Common.IO.Test/HydraRing/HydraRingSettingsDatabaseReaderTest.cs	(.../HydraRingSettingsDatabaseReaderTest.cs)	(revision c230da5631e073c87657dd0f32aa7c3651c427df)
+++ Ringtoets/Common/test/Ringtoets.Common.IO.Test/HydraRing/HydraRingSettingsDatabaseReaderTest.cs	(.../HydraRingSettingsDatabaseReaderTest.cs)	(revision 6d91aa930b2925289735817e280a54839469c373)
@@ -66,18 +66,6 @@
         }
 
         [Test]
-        public void Validate_InvalidSchema_ReturnsFalseFileNotLocked()
-        {
-            // Call
-            TestDelegate test = () => new HydraRingSettingsDatabaseReader(invalidSchemaDatabasePath);
-
-            // Assert
-            string message = Assert.Throws<CriticalFileReadException>(test).Message;
-            Assert.AreEqual("De rekeninstellingen database heeft niet het juiste schema.", message);
-            Assert.IsTrue(TestHelper.CanOpenFileForWrite(invalidSchemaDatabasePath));
-        }
-
-        [Test]
         [TestCase(-1)]
         [TestCase(12)]
         [TestCase(15)]
Index: Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/TreeNodeInfos/HydraulicBoundaryDatabaseContextTreeNodeInfoTest.cs
===================================================================
diff -u -rf8c28b3b04cdabb62ea37772efcb1f4ebbbf2b9e -r6d91aa930b2925289735817e280a54839469c373
--- Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/TreeNodeInfos/HydraulicBoundaryDatabaseContextTreeNodeInfoTest.cs	(.../HydraulicBoundaryDatabaseContextTreeNodeInfoTest.cs)	(revision f8c28b3b04cdabb62ea37772efcb1f4ebbbf2b9e)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Plugin.Test/TreeNodeInfos/HydraulicBoundaryDatabaseContextTreeNodeInfoTest.cs	(.../HydraulicBoundaryDatabaseContextTreeNodeInfoTest.cs)	(revision 6d91aa930b2925289735817e280a54839469c373)
@@ -470,55 +470,6 @@
 
         [Test]
         [Apartment(ApartmentState.STA)]
-        public void GivenNoFilePathIsSet_WhenOpeneningValidFileWithInvalidSettingsDatabaseFromContextMenu_ThenPathWillNotBeSetAndLogMessageAdded()
-        {
-            // Given
-            string testFile = Path.Combine(testDataPathInvalidSettings, "HRD dutch coast south.sqlite");
-
-            const int contextMenuImportHydraulicBoundaryDatabaseIndex = 0;
-
-            var assessmentSection = new AssessmentSection(AssessmentSectionComposition.Dike);
-            var hydraulicBoundaryDatabaseContext = new HydraulicBoundaryDatabaseContext(assessmentSection);
-
-            using (var treeViewControl = new TreeViewControl())
-            using (var plugin = new RingtoetsPlugin())
-            {
-                var mainWindow = mocks.Stub<IMainWindow>();
-
-                var gui = mocks.Stub<IGui>();
-                gui.Stub(g => g.MainWindow).Return(mainWindow);
-                gui.Stub(g => g.ProjectOpened += null).IgnoreArguments();
-                gui.Stub(g => g.ProjectOpened -= null).IgnoreArguments();
-                gui.Stub(cmp => cmp.Get(hydraulicBoundaryDatabaseContext, treeViewControl)).Return(new CustomItemsOnlyContextMenuBuilder());
-                mocks.ReplayAll();
-
-                DialogBoxHandler = (name, wnd) =>
-                {
-                    var tester = new OpenFileDialogTester(wnd);
-                    tester.OpenFile(testFile);
-                };
-
-                TreeNodeInfo info = GetInfo(plugin);
-                plugin.Gui = gui;
-
-                using (ContextMenuStrip contextMenuStrip = info.ContextMenuStrip(hydraulicBoundaryDatabaseContext, null, treeViewControl))
-                {
-                    // When
-                    Action action = () => contextMenuStrip.Items[contextMenuImportHydraulicBoundaryDatabaseIndex].PerformClick();
-
-                    // Then
-                    string expectedMessage =
-                        $"Fout bij het lezen van bestand '{testFile}': kon het rekeninstellingen bestand niet openen. De rekeninstellingen database heeft niet het juiste schema.";
-                    TestHelper.AssertLogMessageIsGenerated(action, expectedMessage);
-
-                    Assert.IsNull(assessmentSection.HydraulicBoundaryDatabase);
-                }
-            }
-            mocks.VerifyAll();
-        }
-
-        [Test]
-        [Apartment(ApartmentState.STA)]
         public void GivenFilePathIsSet_WhenOpeningSameFileFromContextMenu_ThenCalculationsWillNotBeClearedAndNoNotifyObservers()
         {
             // Given