diff --git a/changelog.d/policyengine-us-1.734.1.changed.md b/changelog.d/policyengine-us-1.734.1.changed.md
new file mode 100644
index 0000000..e10520a
--- /dev/null
+++ b/changelog.d/policyengine-us-1.734.1.changed.md
@@ -0,0 +1 @@
+Update policyengine-us to 1.734.1.
diff --git a/pyproject.toml b/pyproject.toml
index 8979458..7ee9aec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
     "storage3>=0.8.1",
     "policyengine==4.4.4",
     "policyengine-uk==2.88.14",
-    "policyengine-us==1.691.3",
+    "policyengine-us==1.734.1",
     "pydantic>=2.9.2",
     "pydantic-settings>=2.6.0",
     "rich>=13.9.4",
diff --git a/uv.lock b/uv.lock
index 2f0d796..23a6dc1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1918,7 +1918,7 @@ wheels = [
 
 [[package]]
 name = "policyengine-api-v2"
-version = "0.6.6"
+version = "0.6.10"
 source = { editable = "." }
 dependencies = [
     { name = "alembic" },
@@ -1973,7 +1973,7 @@ requires-dist = [
     { name = "modal", specifier = ">=0.68.0" },
     { name = "policyengine", specifier = "==4.4.4" },
     { name = "policyengine-uk", specifier = "==2.88.14" },
-    { name = "policyengine-us", specifier = "==1.691.3" },
+    { name = "policyengine-us", specifier = "==1.734.1" },
     { name = "psycopg2-binary", specifier = ">=2.9.10" },
     { name = "pydantic", specifier = ">=2.9.2" },
     { name = "pydantic-settings", specifier = ">=2.6.0" },
@@ -2038,7 +2038,7 @@ wheels = [
 
 [[package]]
 name = "policyengine-us"
-version = "1.691.3"
+version = "1.734.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "microdf-python" },
@@ -2048,9 +2048,9 @@ dependencies = [
     { name = "tables" },
     { name = "tqdm" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/0c/04/5e74890db670d7eb736f8fcb6070e6866950ba2e1d79e1d74f0dc5cfc58c/policyengine_us-1.691.3.tar.gz", hash = "sha256:3475c0e71ebe3396cfa2d138c62eeaa22a912c301d941418238109cf51a89e86", size = 9493068, upload-time = "2026-05-12T16:54:08.94Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/0f/79/4d7d5429701be2f7a65f23aa1bc5a7c29c8ba3e0f7e580a814d071d95d42/policyengine_us-1.734.1.tar.gz", hash = "sha256:399a89d30dd74f64bbd53b3977500e859ec337c6e1e3cf7038f562742b97a106", size = 10453522, upload-time = "2026-06-18T18:42:52.848Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/2a/03/e21c872664f90dcc99f1fcf29d1da71409c50cf8a7798ff0596ad10d9400/policyengine_us-1.691.3-py3-none-any.whl", hash = "sha256:c5d37aa4442f23d48bd5d587a02876c89d83c6135809f12988cc39bd3a47e8b2", size = 10008634, upload-time = "2026-05-12T16:54:05.956Z" },
+    { url = "https://files.pythonhosted.org/packages/e9/5d/0fee871ab231563e03a5ae0fc71a1ff1139be34bbf54b4431ffc196f68c2/policyengine_us-1.734.1-py3-none-any.whl", hash = "sha256:be47a104a091aad1f61a52c6f9e47c84fcd124c5b78b40141e8ab8ec51de9ef7", size = 12052204, upload-time = "2026-06-18T18:42:49.616Z" },
 ]
 
 [[package]]