diff --git a/mmv1/third_party/terraform/services/sql/resource_sql_database_instance.go.tmpl b/mmv1/third_party/terraform/services/sql/resource_sql_database_instance.go.tmpl
index 80d6e9097b40..e6451ae5420c 100644
--- a/mmv1/third_party/terraform/services/sql/resource_sql_database_instance.go.tmpl
+++ b/mmv1/third_party/terraform/services/sql/resource_sql_database_instance.go.tmpl
@@ -1381,6 +1381,13 @@ API (for read pools, effective_availability_type may differ from availability_ty
 							Required:    true,
 							Description: `The name of the instance from which the point in time should be restored.`,
 						},
+						{{- if ne $.TargetVersionName "ga" }}
+						"source_project": {
+							Type:        schema.TypeString,
+							Optional:    true,
+							Description: `The project ID of the source project`,
+                        },
+						{{- end }}
 						"point_in_time": {
 							Type:             schema.TypeString,
 							Optional:         true,
@@ -1561,7 +1568,14 @@ func resourceSqlDatabaseInstanceCreate(d *schema.ResourceData, meta interface{})
 		ReplicaConfiguration: expandReplicaConfiguration(d.Get("replica_configuration").([]interface{})),
 	}
 
-	cloneContext, cloneSource := expandCloneContext(d.Get("clone").([]interface{}))
+	cloneContext, cloneSourceInstance := expandCloneContext(d.Get("clone").([]interface{}))
+	
+	{{- if ne $.TargetVersionName "ga" }}
+	cloneSourceProject := expandCloneSourceProject(d.Get("clone").([]interface{}))
+	if cloneSourceProject == "" {
+		cloneSourceProject = project
+	}
+	{{- end }}
 	pointInTimeRestoreContext := expandPointInTimeRestoreContext(d.Get("point_in_time_restore_context").([]interface{}))
 
 	if valueI, ok := d.GetOk("settings.0.auto_upgrade_enabled"); ok && !(valueI.(bool)) {
@@ -1623,8 +1637,19 @@ func resourceSqlDatabaseInstanceCreate(d *schema.ResourceData, meta interface{})
 		RetryFunc: func() (operr error) {
 			if cloneContext != nil {
 				cloneContext.DestinationInstanceName = name
+				{{- if ne $.TargetVersionName "ga" }}
+				// if cloneSourceProject isn't equal to the project, then it's a cross project clone request.
+				if (cloneSourceProject != project) {
+					cloneContext.DestinationProject = project
+					cloneContext.DestinationNetwork = network
+				}
+				{{- end }}
 				clodeReq := sqladmin.InstancesCloneRequest{CloneContext: cloneContext}
-				op, operr = config.NewSqlAdminClient(userAgent).Instances.Clone(project, cloneSource, &clodeReq).Do()
+				{{- if ne $.TargetVersionName "ga" }}
+				op, operr = config.NewSqlAdminClient(userAgent).Instances.Clone(cloneSourceProject, cloneSourceInstance, &clodeReq).Do()
+				{{- else }}
+				op, operr = config.NewSqlAdminClient(userAgent).Instances.Clone(project, cloneSourceInstance, &clodeReq).Do()
+				{{- end }}
 			} else if pointInTimeRestoreContext != nil {
 				parent := fmt.Sprintf("projects/%s", project)
 				op, operr = config.NewSqlAdminClient(userAgent).Instances.PointInTimeRestore(parent, pointInTimeRestoreContext).Do()
@@ -1872,6 +1897,16 @@ func expandCloneContext(configured []interface{}) (*sqladmin.CloneContext, strin
 	}, _cloneConfiguration["source_instance_name"].(string)
 }
 
+{{- if ne $.TargetVersionName "ga" }}
+func expandCloneSourceProject(configured []interface{}) (string) {
+	if len(configured) == 0 || configured[0] == nil {
+		return ""
+	}
+	_cloneConfiguration := configured[0].(map[string]interface{})
+	return _cloneConfiguration["source_project"].(string)
+}
+{{- end }}
+
 func expandMaintenanceWindow(configured []interface{}) *sqladmin.MaintenanceWindow {
 	if len(configured) == 0 || configured[0] == nil {
 		return nil
diff --git a/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_meta.yaml.tmpl b/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_meta.yaml.tmpl
index bbf41275c115..3e03bf55dd0e 100644
--- a/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_meta.yaml.tmpl
+++ b/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_meta.yaml.tmpl
@@ -13,6 +13,9 @@ fields:
   - field: 'clone.preferred_zone'
   - field: 'clone.source_instance_deletion_time'
   - field: 'clone.source_instance_name'
+  {{- if ne $.TargetVersionName "ga" }}
+  - field: 'clone.source_project'
+  {{- end }}
   - api_field: 'connectionName'
   - api_field: 'databaseVersion'
   - field: 'deletion_protection'
diff --git a/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_test.go.tmpl b/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_test.go.tmpl
index 534c5fadb7cf..e6853e911927 100644
--- a/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_test.go.tmpl
+++ b/mmv1/third_party/terraform/services/sql/resource_sql_database_instance_test.go.tmpl
@@ -1,3 +1,4 @@
+
 package sql_test
 
 import (
@@ -1718,6 +1719,49 @@ func TestAccSqlDatabaseInstance_basicClone(t *testing.T) {
 	})
 }
 
+{{- if ne $.TargetVersionName "ga" }}
+func TestAccSqlDatabaseInstance_crossProjectClone(t *testing.T) {
+	t.Parallel()
+
+	context := map[string]interface{}{
+		"random_suffix":           acctest.RandString(t, 10),
+		"orgId": envvar.GetTestOrgFromEnv(t),
+		"billingAccount": envvar.GetTestBillingAccountFromEnv(t),
+		"cloneSourceProject": envvar.GetTestProjectFromEnv(),
+	}
+
+	acctest.VcrTest(t, resource.TestCase{
+		PreCheck:                 func() { acctest.AccTestPreCheck(t) },
+		ProtoV5ProviderFactories: acctest.ProtoV5ProviderBetaFactories(t),
+		ExternalProviders: map[string]resource.ExternalProvider{
+			"time": {},
+		},
+		Steps: []resource.TestStep{
+			{
+				Config: testAccSqlDatabaseInstance_crossProjectClone(context),
+			},
+			{
+				ResourceName:            "google_sql_database_instance.instance",
+				ImportState:             true,
+				ImportStateVerify:       true,
+				ImportStateIdFunc: 		 testAccSqlDatabaseInstanceImportStateIdFunc("google_sql_database_instance.instance"),
+				ImportStateVerifyIgnore: []string{"deletion_protection", "clone"},
+			},
+		},
+	})
+}
+{{- end }}
+
+func testAccSqlDatabaseInstanceImportStateIdFunc(resourceName string) resource.ImportStateIdFunc {
+	return func(s *terraform.State) (string, error) {
+		rs, ok := s.RootModule().Resources[resourceName]
+		if !ok {
+			return "", fmt.Errorf("Not found: %s", resourceName)
+		}
+		return fmt.Sprintf("%s/%s", rs.Primary.Attributes["project"], rs.Primary.Attributes["name"]), nil
+	}
+}
+
 func TestAccSqlDatabaseInstance_cloneWithSettings(t *testing.T) {
 	// Sqladmin client
 	acctest.SkipIfVcr(t)
@@ -8252,6 +8296,113 @@ data "google_sql_backup_run" "backup" {
 `, context)
 }
 
+func testAccSqlDatabaseInstance_crossProjectClone(context map[string]interface{}) string {
+	return acctest.Nprintf(`
+resource "google_project" "project" {
+  provider = google-beta
+  name                = "tf-test-cpc-%{random_suffix}"
+  project_id          = "tf-test-cpc-%{random_suffix}"
+  org_id              = "%{orgId}"
+  billing_account     = "%{billingAccount}"
+  deletion_policy     = "DELETE"
+}
+
+resource "time_sleep" "wait_60_seconds" {
+  create_duration = "60s"
+  depends_on = [google_project.project]
+}
+
+resource "google_project_service" "compute" {
+  provider = google-beta
+  project = google_project.project.project_id
+  service = "compute.googleapis.com"
+  depends_on = [time_sleep.wait_60_seconds]
+}
+
+resource "google_project_service" "servicenetworking" {
+  provider = google-beta
+  project = google_project.project.project_id
+  service = "servicenetworking.googleapis.com"
+  depends_on = [google_project_service.compute]
+}
+
+resource "time_sleep" "wait_300_seconds" {
+  create_duration = "300s"
+  depends_on = [google_project_service.servicenetworking]
+}
+
+resource "google_compute_network" "sql_network" {
+  provider = google-beta
+  name       = "sql-network"
+  project    = google_project.project.project_id
+  depends_on = [time_sleep.wait_300_seconds]
+}
+
+resource "google_compute_global_address" "sql_range" {
+  provider = google-beta
+  name          = "sql-range"
+  purpose       = "VPC_PEERING"
+  address_type  = "INTERNAL"
+  prefix_length = 16
+  network       = google_compute_network.sql_network.id
+  project       = google_project.project.project_id
+}
+
+resource "google_service_networking_connection" "sql_vpc_connection" {
+  provider = google-beta
+  network                 = google_compute_network.sql_network.id
+  service                 = "servicenetworking.googleapis.com"
+  reserved_peering_ranges = [google_compute_global_address.sql_range.name]
+  depends_on              = [google_project_service.servicenetworking]
+  deletion_policy         = "ABANDON"
+}
+
+resource "google_sql_database_instance" "instance" {
+	provider = google-beta
+	name             = "tf-test-cpc-%{random_suffix}"
+	database_version = "POSTGRES_11"
+	region           = "us-central1"
+	project = google_project.project.project_id
+
+	settings {
+		tier = "db-custom-2-3840"
+		edition = "ENTERPRISE"
+		ip_configuration {
+			private_network = google_compute_network.sql_network.self_link
+		}
+		backup_configuration {
+			enabled                        = true
+			point_in_time_recovery_enabled = true
+		}
+	}
+
+	clone {
+		source_project = "%{cloneSourceProject}"
+		source_instance_name = google_sql_database_instance.source_instance.name
+	}
+
+	deletion_protection = false
+
+	// Ignore changes, since the most recent backup may change during the test
+	lifecycle{
+		ignore_changes = [clone[0].point_in_time]
+	}
+	depends_on = [google_service_networking_connection.sql_vpc_connection]
+}
+
+resource "google_sql_database_instance" "source_instance" {
+	provider = google-beta
+	name = "tf-test-source-%{random_suffix}"
+	database_version = "POSTGRES_11"
+	region           = "us-central1"
+	deletion_protection = false
+	settings {
+		tier = "db-g1-small"
+	}
+}
+`, context)
+}
+
 func testAccSqlDatabaseInstance_cloneWithSettings(context map[string]interface{}) string {
 	return acctest.Nprintf(`
 resource "google_sql_database_instance" "instance" {
@@ -9031,4 +9182,4 @@ func testGoogleSqlDatabaseInstanceCheckNodeCount(t *testing.T, instance string,
 
 		return nil
 	}
-}
+}
\ No newline at end of file
diff --git a/mmv1/third_party/terraform/website/docs/r/sql_database_instance.html.markdown b/mmv1/third_party/terraform/website/docs/r/sql_database_instance.html.markdown
index 557eab484b72..fe0297b64716 100644
--- a/mmv1/third_party/terraform/website/docs/r/sql_database_instance.html.markdown
+++ b/mmv1/third_party/terraform/website/docs/r/sql_database_instance.html.markdown
@@ -715,6 +715,7 @@ The optional `point_in_time_restore_context` block supports:
 The optional `clone` block supports:
 
 * `source_instance_name` - (Required) Name of the source instance which will be cloned.
+* `source_project` - (Optional) Id of source project where source instances exits, required for cross project clone scenario.
 
 * `point_in_time` -  (Optional) The timestamp of the point in time that should be restored.