diff --git a/dbt/adapters/snowflake/impl.py b/dbt/adapters/snowflake/impl.py
index a3053d0b8..b4e058cd9 100644
--- a/dbt/adapters/snowflake/impl.py
+++ b/dbt/adapters/snowflake/impl.py
@@ -69,7 +69,7 @@ class SnowflakeAdapter(SQLAdapter):
 
     AdapterSpecificConfigs = SnowflakeConfig
     CatalogIntegrations = {
-        CatalogIntegrationType.iceberg_managed: SnowflakeManagedIcebergCatalogIntegration,
+        CatalogIntegrationType.managed: SnowflakeManagedIcebergCatalogIntegration,
         CatalogIntegrationType.glue: SnowflakeGlueCatalogIntegration,
     }
 
diff --git a/dbt/adapters/snowflake/relation_configs/catalog.py b/dbt/adapters/snowflake/relation_configs/catalog.py
index c8d7de40f..309dac579 100644
--- a/dbt/adapters/snowflake/relation_configs/catalog.py
+++ b/dbt/adapters/snowflake/relation_configs/catalog.py
@@ -89,6 +89,10 @@ def parse_relation_config(cls, relation_config: RelationConfig) -> Dict[str, Any
 
         return config_dict
 
+    @classmethod
+    def from_relation_config(cls, relation_config: RelationConfig) -> Self:
+        return cls.from_dict(cls.parse_relation_config(relation_config))
+
     @classmethod
     def parse_relation_results(cls, relation_results: RelationResults) -> Dict[str, Any]:
         # this try block can be removed once enable_iceberg_materializations is retired
diff --git a/dbt/adapters/snowflake/relation_configs/dynamic_table.py b/dbt/adapters/snowflake/relation_configs/dynamic_table.py
index e22ba79aa..a54e20ef7 100644
--- a/dbt/adapters/snowflake/relation_configs/dynamic_table.py
+++ b/dbt/adapters/snowflake/relation_configs/dynamic_table.py
@@ -41,17 +41,21 @@ def default(cls) -> Self:
 
 
 def _setup_catalog_integration(catalog_info: Union[Dict, RelationConfig]) -> Optional[str]:
-    if isinstance(catalog_info, Dict):
+    breakpoint()
+    if not catalog_info:
+        return None
+    elif isinstance(catalog_info, dict):
         catalog_config = SnowflakeCatalogConfig.from_dict(catalog_info)
     else:
-        catalog_config = SnowflakeCatalogConfig.parse_relation_config(catalog_info)  # type: ignore
+        catalog_config = SnowflakeCatalogConfig.from_relation_config(catalog_info)
+
     if catalog_config.table_format != TableFormat.default():
         catalog_name = "snowflake_managed"
         integration_config = CatalogIntegrationConfig(
             catalog_name=catalog_name,
             integration_name=catalog_config.name,
             table_format=catalog_config.table_format,
-            catalog_type=CatalogIntegrationType.managed,
+            catalog_type=CatalogIntegrationType.managed.value,
             external_volume=catalog_config.external_volume,
         )
         catalogs_client.add_catalog(
@@ -86,7 +90,7 @@ class SnowflakeDynamicTableConfig(SnowflakeRelationConfigBase):
     query: str
     target_lag: str
     snowflake_warehouse: str
-    catalog: Optional[str]
+    catalog: Optional[str] = None
     refresh_mode: Optional[RefreshMode] = RefreshMode.default()
     initialize: Optional[Initialize] = Initialize.default()
 
diff --git a/dbt/include/snowflake/macros/relations/dynamic_table/create.sql b/dbt/include/snowflake/macros/relations/dynamic_table/create.sql
index c59449cf4..f09257668 100644
--- a/dbt/include/snowflake/macros/relations/dynamic_table/create.sql
+++ b/dbt/include/snowflake/macros/relations/dynamic_table/create.sql
@@ -15,7 +15,7 @@
 
     {%- set dynamic_table = relation.from_config(config.model) -%}
 
-    {%- if dynamic_table.catalog.table_format == 'iceberg' -%}
+    {%- if dynamic_table.catalog -%}
         {{ _get_create_dynamic_iceberg_table_as_sql(dynamic_table, relation, sql) }}
     {%- else -%}
         {{ _get_create_dynamic_standard_table_as_sql(dynamic_table, relation, sql) }}
@@ -69,14 +69,17 @@
 --  Returns:
 --      A valid DDL statement which will result in a new dynamic iceberg table.
 -#}
-    {%- set catalog_integration = adapter.get_catalog_integration(model.catalog) -%}
+
+    {% set catalog_integration = adapter.get_catalog_integration(dynamic_table.catalog) -%}
+
+    {% if not catalog_integration -%}
+        {{ raise('Catalog integration is required for iceberg tables') }}
+    {%- endif -%}
 
     create dynamic iceberg table {{ relation }}
         target_lag = '{{ dynamic_table.target_lag }}'
         warehouse = {{ dynamic_table.snowflake_warehouse }}
-        {{ optional('external_volume', dynamic_table.catalog.external_volume) }}
-        {{ optional('catalog', dynamic_table.catalog.name) }}
-        base_location = '{{ dynamic_table.catalog.base_location }}'
+        {{ catalog_integration.render_ddl_predicates(relation) }}
         {{ optional('refresh_mode', dynamic_table.refresh_mode) }}
         {{ optional('initialize', dynamic_table.initialize) }}
         as (
diff --git a/dbt/include/snowflake/macros/relations/dynamic_table/replace.sql b/dbt/include/snowflake/macros/relations/dynamic_table/replace.sql
index 2e7b4566a..39b189948 100644
--- a/dbt/include/snowflake/macros/relations/dynamic_table/replace.sql
+++ b/dbt/include/snowflake/macros/relations/dynamic_table/replace.sql
@@ -15,7 +15,7 @@
 
     {%- set dynamic_table = relation.from_config(config.model) -%}
 
-    {%- if dynamic_table.catalog.table_format == 'iceberg' -%}
+    {%- if dynamic_table.catalog -%}
         {{ _get_replace_dynamic_iceberg_table_as_sql(dynamic_table, relation, sql) }}
     {%- else -%}
         {{ _get_replace_dynamic_standard_table_as_sql(dynamic_table, relation, sql) }}
@@ -68,13 +68,16 @@
 --  Returns:
 --      A valid DDL statement which will result in a new dynamic iceberg table.
 -#}
+    {% set catalog_integration = adapter.get_catalog_integration(dynamic_table.catalog) -%}
+
+    {% if not catalog_integration -%}
+        {{ raise('Catalog integration is required for iceberg tables') }}
+    {%- endif -%}
 
     create or replace dynamic iceberg table {{ relation }}
         target_lag = '{{ dynamic_table.target_lag }}'
         warehouse = {{ dynamic_table.snowflake_warehouse }}
-        {{ optional('external_volume', dynamic_table.catalog.external_volume) }}
-        {{ optional('catalog', dynamic_table.catalog.name) }}
-        base_location = '{{ dynamic_table.catalog.base_location }}'
+        {{ catalog_integration.render_ddl_predicates(relation) }}
         {{ optional('refresh_mode', dynamic_table.refresh_mode) }}
         {{ optional('initialize', dynamic_table.initialize) }}
         as (
diff --git a/tests/functional/relation_tests/test_relation_type_change.py b/tests/functional/relation_tests/test_relation_type_change.py
index 1024a92ca..244c5cb81 100644
--- a/tests/functional/relation_tests/test_relation_type_change.py
+++ b/tests/functional/relation_tests/test_relation_type_change.py
@@ -120,7 +120,7 @@ def test_replace(self, project, scenario):
             assert relation_type == scenario.final.relation_type, scenario.error_message
             if relation_type == "dynamic_table":
                 dynamic_table = describe_dynamic_table(project, scenario.name)
-                assert dynamic_table.catalog.table_format == scenario.final.table_format
+                assert dynamic_table.catalog is not None
         else:
             pytest.skip()