diff --git a/homeassistant/util/json.py b/homeassistant/util/json.py
index 1479550b615..fa67f6b1dcc 100644
--- a/homeassistant/util/json.py
+++ b/homeassistant/util/json.py
@@ -2,8 +2,6 @@
 
 from __future__ import annotations
 
-from collections.abc import Callable
-import json
 import logging
 from os import PathLike
 from typing import Any
@@ -12,8 +10,6 @@ import orjson
 
 from homeassistant.exceptions import HomeAssistantError
 
-from .file import WriteError  # noqa: F401
-
 _SENTINEL = object()
 _LOGGER = logging.getLogger(__name__)
 
@@ -129,63 +125,9 @@ def load_json_object(
     raise HomeAssistantError(f"Expected JSON to be parsed as a dict got {type(value)}")
 
 
-def save_json(
-    filename: str,
-    data: list | dict,
-    private: bool = False,
-    *,
-    encoder: type[json.JSONEncoder] | None = None,
-    atomic_writes: bool = False,
-) -> None:
-    """Save JSON data to a file."""
-    # pylint: disable-next=import-outside-toplevel
-    from homeassistant.helpers.frame import report
-
-    report(
-        (
-            "uses save_json from homeassistant.util.json module."
-            " This is deprecated and will stop working in Home Assistant 2022.4, it"
-            " should be updated to use homeassistant.helpers.json module instead"
-        ),
-        error_if_core=False,
-    )
-
-    # pylint: disable-next=import-outside-toplevel
-    import homeassistant.helpers.json as json_helper
-
-    json_helper.save_json(
-        filename, data, private, encoder=encoder, atomic_writes=atomic_writes
-    )
-
-
 def format_unserializable_data(data: dict[str, Any]) -> str:
     """Format output of find_paths in a friendly way.
 
     Format is comma separated: <path>=<value>(<type>)
     """
     return ", ".join(f"{path}={value}({type(value)}" for path, value in data.items())
-
-
-def find_paths_unserializable_data(
-    bad_data: Any, *, dump: Callable[[Any], str] = json.dumps
-) -> dict[str, Any]:
-    """Find the paths to unserializable data.
-
-    This method is slow! Only use for error handling.
-    """
-    # pylint: disable-next=import-outside-toplevel
-    from homeassistant.helpers.frame import report
-
-    report(
-        (
-            "uses find_paths_unserializable_data from homeassistant.util.json module."
-            " This is deprecated and will stop working in Home Assistant 2022.4, it"
-            " should be updated to use homeassistant.helpers.json module instead"
-        ),
-        error_if_core=False,
-    )
-
-    # pylint: disable-next=import-outside-toplevel
-    import homeassistant.helpers.json as json_helper
-
-    return json_helper.find_paths_unserializable_data(bad_data, dump=dump)
diff --git a/pylint/plugins/hass_imports.py b/pylint/plugins/hass_imports.py
index 3ec8b6c3cd9..57b71560b53 100644
--- a/pylint/plugins/hass_imports.py
+++ b/pylint/plugins/hass_imports.py
@@ -392,12 +392,6 @@ _OBSOLETE_IMPORT: dict[str, list[ObsoleteImportMatch]] = {
             constant=re.compile(r"^IMPERIAL_SYSTEM$"),
         ),
     ],
-    "homeassistant.util.json": [
-        ObsoleteImportMatch(
-            reason="moved to homeassistant.helpers.json",
-            constant=re.compile(r"^save_json|find_paths_unserializable_data$"),
-        ),
-    ],
 }
 
 
diff --git a/tests/util/test_json.py b/tests/util/test_json.py
index 3a314bb5a1b..05dab46002d 100644
--- a/tests/util/test_json.py
+++ b/tests/util/test_json.py
@@ -131,34 +131,6 @@ def test_json_loads_object() -> None:
         json_loads_object("null")
 
 
-async def test_deprecated_test_find_unserializable_data(
-    caplog: pytest.LogCaptureFixture,
-) -> None:
-    """Test deprecated test_find_unserializable_data logs a warning."""
-    # pylint: disable-next=hass-deprecated-import,import-outside-toplevel
-    from homeassistant.util.json import find_paths_unserializable_data
-
-    find_paths_unserializable_data(1)
-    assert (
-        "uses find_paths_unserializable_data from homeassistant.util.json"
-        in caplog.text
-    )
-    assert "should be updated to use homeassistant.helpers.json module" in caplog.text
-
-
-async def test_deprecated_save_json(
-    caplog: pytest.LogCaptureFixture, tmp_path: Path
-) -> None:
-    """Test deprecated save_json logs a warning."""
-    # pylint: disable-next=hass-deprecated-import,import-outside-toplevel
-    from homeassistant.util.json import save_json
-
-    fname = tmp_path / "test1.json"
-    save_json(fname, TEST_JSON_A)
-    assert "uses save_json from homeassistant.util.json" in caplog.text
-    assert "should be updated to use homeassistant.helpers.json module" in caplog.text
-
-
 async def test_loading_derived_class() -> None:
     """Test loading data from classes derived from str."""