diff --git a/client/rest-high-level/src/test/java/org/opensearch/client/IndicesClientIT.java b/client/rest-high-level/src/test/java/org/opensearch/client/IndicesClientIT.java
index 9e431119aee00..53e21867e01ac 100644
--- a/client/rest-high-level/src/test/java/org/opensearch/client/IndicesClientIT.java
+++ b/client/rest-high-level/src/test/java/org/opensearch/client/IndicesClientIT.java
@@ -131,7 +131,6 @@
 import org.opensearch.rest.action.admin.indices.RestGetIndexTemplateAction;
 import org.opensearch.rest.action.admin.indices.RestGetIndicesAction;
 import org.opensearch.rest.action.admin.indices.RestPutIndexTemplateAction;
-import org.opensearch.rest.action.admin.indices.RestPutMappingAction;
 import org.opensearch.rest.action.admin.indices.RestRolloverIndexAction;
 
 import java.io.IOException;
@@ -580,32 +579,6 @@ public void testPutMapping() throws IOException {
         assertEquals("text", XContentMapValues.extractValue(indexName + ".mappings.properties.field.type", getIndexResponse));
     }
 
-    public void testPutMappingWithTypes() throws IOException {
-        String indexName = "mapping_index";
-        createIndex(indexName, Settings.EMPTY);
-
-        org.opensearch.action.admin.indices.mapping.put.PutMappingRequest putMappingRequest =
-            new org.opensearch.action.admin.indices.mapping.put.PutMappingRequest(indexName);
-        putMappingRequest.type("some_type");
-
-        XContentBuilder mappingBuilder = JsonXContent.contentBuilder();
-        mappingBuilder.startObject().startObject("properties").startObject("field");
-        mappingBuilder.field("type", "text");
-        mappingBuilder.endObject().endObject().endObject();
-        putMappingRequest.source(mappingBuilder);
-
-        AcknowledgedResponse putMappingResponse = execute(
-            putMappingRequest,
-            highLevelClient().indices()::putMapping,
-            highLevelClient().indices()::putMappingAsync,
-            expectWarningsOnce(RestPutMappingAction.TYPES_DEPRECATION_MESSAGE)
-        );
-        assertTrue(putMappingResponse.isAcknowledged());
-
-        Map<String, Object> getIndexResponse = getAsMap(indexName);
-        assertEquals("text", XContentMapValues.extractValue(indexName + ".mappings.properties.field.type", getIndexResponse));
-    }
-
     public void testGetMapping() throws IOException {
         String indexName = "test";
         createIndex(indexName, Settings.EMPTY);
diff --git a/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/10_basic.yml b/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/10_basic.yml
index 338eaba8881c3..95965472f114a 100644
--- a/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/10_basic.yml
+++ b/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/10_basic.yml
@@ -69,29 +69,6 @@
             "":
               type:     keyword
 
----
-"Put mappings with explicit _doc type":
-  - skip:
-      version: " - 6.99.99"
-      reason: include_type_name defaults to true before 7.0
-
-  - do:
-      indices.create:
-        index: test_index
-
-  - do:
-      catch: bad_request
-      indices.put_mapping:
-        index: test_index
-        body:
-          _doc:
-            properties:
-              field:
-                type: keyword
-
-  - match: { error.type: "illegal_argument_exception" }
-  - match: { error.reason: "Types cannot be provided in put mapping requests, unless the include_type_name parameter is set to true." }
-
 ---
 "Update per-field metadata":
 
diff --git a/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/20_mix_typeless_typeful.yml b/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/20_mix_typeless_typeful.yml
index 344ea8f795a44..969ee80878107 100644
--- a/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/20_mix_typeless_typeful.yml
+++ b/rest-api-spec/src/main/resources/rest-api-spec/test/indices.put_mapping/20_mix_typeless_typeful.yml
@@ -14,7 +14,6 @@
 
  - do:
       indices.put_mapping:
-          include_type_name: false
           index: index
           body:
               properties:
@@ -30,7 +29,6 @@
 
  - do:
       indices.put_mapping:
-          include_type_name: false
           index: index
           body:
               properties:
@@ -40,7 +38,6 @@
  - do:
       catch: /the final mapping would have more than 1 type/
       indices.put_mapping:
-          include_type_name: true
           index: index
           type: some_other_type
           body:
@@ -60,7 +57,6 @@
 
  - do:
       indices.create:
-          include_type_name: true
           index: index
           body:
               mappings:
@@ -72,7 +68,6 @@
  - do:
       catch: /the final mapping would have more than 1 type/
       indices.put_mapping:
-          include_type_name: true
           index: index
           type: _doc
           body:
diff --git a/server/src/main/java/org/opensearch/rest/action/admin/indices/RestPutMappingAction.java b/server/src/main/java/org/opensearch/rest/action/admin/indices/RestPutMappingAction.java
index 3dc78ceced468..290037f6e0408 100644
--- a/server/src/main/java/org/opensearch/rest/action/admin/indices/RestPutMappingAction.java
+++ b/server/src/main/java/org/opensearch/rest/action/admin/indices/RestPutMappingAction.java
@@ -36,7 +36,6 @@
 import org.opensearch.action.support.IndicesOptions;
 import org.opensearch.client.node.NodeClient;
 import org.opensearch.common.Strings;
-import org.opensearch.common.logging.DeprecationLogger;
 import org.opensearch.common.xcontent.XContentHelper;
 import org.opensearch.index.mapper.MapperService;
 import org.opensearch.rest.BaseRestHandler;
@@ -50,7 +49,6 @@
 import static java.util.Arrays.asList;
 import static java.util.Collections.unmodifiableList;
 import static org.opensearch.client.Requests.putMappingRequest;
-import static org.opensearch.index.mapper.MapperService.isMappingSourceTyped;
 import static org.opensearch.rest.RestRequest.Method.POST;
 import static org.opensearch.rest.RestRequest.Method.PUT;