diff --git a/.changes/unreleased/Features-20250308-193830.yaml b/.changes/unreleased/Features-20250308-193830.yaml
new file mode 100644
index 00000000000..d5e35a2a064
--- /dev/null
+++ b/.changes/unreleased/Features-20250308-193830.yaml
@@ -0,0 +1,6 @@
+kind: Features
+body: Allow configuring the format of EventTimeFilter
+time: 2025-03-08T19:38:30.907199+09:00
+custom:
+    Author: logicoffee
+    Issue: "11331"
diff --git a/core/dbt/artifacts/resources/v1/config.py b/core/dbt/artifacts/resources/v1/config.py
index f253f091b89..2032761dba7 100644
--- a/core/dbt/artifacts/resources/v1/config.py
+++ b/core/dbt/artifacts/resources/v1/config.py
@@ -126,6 +126,7 @@ class NodeConfig(NodeAndTestConfig):
         metadata=MergeBehavior.Update.meta(),
     )
     event_time: Any = None
+    event_time_filter_format: Any = None
     concurrent_batches: Any = None
 
     def __post_init__(self):
diff --git a/core/dbt/artifacts/resources/v1/source_definition.py b/core/dbt/artifacts/resources/v1/source_definition.py
index f827d114942..8e057e59cc6 100644
--- a/core/dbt/artifacts/resources/v1/source_definition.py
+++ b/core/dbt/artifacts/resources/v1/source_definition.py
@@ -20,6 +20,7 @@
 class SourceConfig(BaseConfig):
     enabled: bool = True
     event_time: Any = None
+    event_time_filter_format: Any = None
 
 
 @dataclass
diff --git a/core/dbt/context/providers.py b/core/dbt/context/providers.py
index 6b2c26a4f25..2eb4db546ad 100644
--- a/core/dbt/context/providers.py
+++ b/core/dbt/context/providers.py
@@ -258,7 +258,6 @@ def resolve_event_time_filter(self, target: ManifestNode) -> Optional[EventTimeF
             and target.config.event_time
             and isinstance(self.model, (ModelNode, SnapshotNode))
         ):
-
             # Handling of microbatch models
             if (
                 isinstance(self.model, ModelNode)
@@ -281,6 +280,7 @@ def resolve_event_time_filter(self, target: ManifestNode) -> Optional[EventTimeF
                     )
                     event_time_filter = EventTimeFilter(
                         field_name=target.config.event_time,
+                        filter_format=target.config.event_time_filter_format,
                         start=start,
                         end=end,
                     )
@@ -289,6 +289,7 @@ def resolve_event_time_filter(self, target: ManifestNode) -> Optional[EventTimeF
                 else:
                     event_time_filter = EventTimeFilter(
                         field_name=target.config.event_time,
+                        filter_format=target.config.event_time_filter_format,
                         start=self.model.batch.event_time_start,
                         end=self.model.batch.event_time_end,
                     )
@@ -297,6 +298,7 @@ def resolve_event_time_filter(self, target: ManifestNode) -> Optional[EventTimeF
             elif sample_mode:
                 event_time_filter = EventTimeFilter(
                     field_name=target.config.event_time,
+                    filter_format=target.config.event_time_filter_format,
                     start=self.config.args.sample.start,
                     end=self.config.args.sample.end,
                 )