diff --git a/e2e_config.test.json b/e2e_config.test.json
index 3fddebe..f7661d9 100644
--- a/e2e_config.test.json
+++ b/e2e_config.test.json
@@ -21,6 +21,7 @@
   "billing.ledger.attachment.id": "LEA-4971-4321",
   "billing.ledger.charge.id": "CHG-2589-1434-0000-0000-0200",
   "billing.ledger.id": "BLE-2589-1434-7310-3075",
+  "billing.override.id": "BOV-7202-7714",
   "billing.statement.charge.id": "CHG-2589-1434-0000-0000-0200",
   "billing.statement.id": "SOM-7311-9982-9805-9250",
   "catalog.authorization.id": "AUT-9288-6146",
diff --git a/tests/e2e/billing/override/conftest.py b/tests/e2e/billing/override/conftest.py
new file mode 100644
index 0000000..dd85db0
--- /dev/null
+++ b/tests/e2e/billing/override/conftest.py
@@ -0,0 +1,11 @@
+import pytest
+
+
+@pytest.fixture
+def billing_override_id(e2e_config):
+    return e2e_config["billing.override.id"]
+
+
+@pytest.fixture
+def invalid_billing_override_id():
+    return "BOV-0000-0000"
diff --git a/tests/e2e/billing/override/test_async_override.py b/tests/e2e/billing/override/test_async_override.py
new file mode 100644
index 0000000..10e143f
--- /dev/null
+++ b/tests/e2e/billing/override/test_async_override.py
@@ -0,0 +1,38 @@
+import pytest
+
+from mpt_api_client.exceptions import MPTAPIError
+from mpt_api_client.rql.query_builder import RQLQuery
+
+pytestmark = [pytest.mark.flaky]
+
+
+async def test_get_billing_override_by_id(async_mpt_ops, billing_override_id):
+    result = await async_mpt_ops.billing.manual_overrides.get(billing_override_id)
+
+    assert result is not None
+
+
+async def test_list_billing_overrides(async_mpt_ops):
+    limit = 10
+
+    result = await async_mpt_ops.billing.manual_overrides.fetch_page(limit=limit)
+
+    assert len(result) > 0
+
+
+async def test_get_billing_override_by_id_not_found(async_mpt_ops, invalid_billing_override_id):
+    with pytest.raises(MPTAPIError, match=r"404 Not Found"):
+        await async_mpt_ops.billing.manual_overrides.get(invalid_billing_override_id)
+
+
+async def test_filter_billing_overrides(async_mpt_ops, billing_override_id):
+    select_fields = ["-client"]
+    filtered_billing_overrides = (
+        async_mpt_ops.billing.manual_overrides.filter(RQLQuery(id=billing_override_id))
+        .filter(RQLQuery(externalId="e2e-seeded-override"))
+        .select(*select_fields)
+    )
+
+    result = [override async for override in filtered_billing_overrides.iterate()]
+
+    assert len(result) == 1
diff --git a/tests/e2e/billing/override/test_sync_override.py b/tests/e2e/billing/override/test_sync_override.py
new file mode 100644
index 0000000..860012e
--- /dev/null
+++ b/tests/e2e/billing/override/test_sync_override.py
@@ -0,0 +1,38 @@
+import pytest
+
+from mpt_api_client.exceptions import MPTAPIError
+from mpt_api_client.rql.query_builder import RQLQuery
+
+pytestmark = [pytest.mark.flaky]
+
+
+def test_get_billing_override_by_id(mpt_ops, billing_override_id):
+    result = mpt_ops.billing.manual_overrides.get(billing_override_id)
+
+    assert result is not None
+
+
+def test_list_billing_overrides(mpt_ops):
+    limit = 10
+
+    result = mpt_ops.billing.manual_overrides.fetch_page(limit=limit)
+
+    assert len(result) > 0
+
+
+def test_get_billing_override_by_id_not_found(mpt_ops, invalid_billing_override_id):
+    with pytest.raises(MPTAPIError, match=r"404 Not Found"):
+        mpt_ops.billing.manual_overrides.get(invalid_billing_override_id)
+
+
+def test_filter_billing_overrides(mpt_ops, billing_override_id):
+    select_fields = ["-client"]
+    filtered_billing_overrides = (
+        mpt_ops.billing.manual_overrides.filter(RQLQuery(id=billing_override_id))
+        .filter(RQLQuery(externalId="e2e-seeded-override"))
+        .select(*select_fields)
+    )
+
+    result = list(filtered_billing_overrides.iterate())
+
+    assert len(result) == 1