diff --git a/IPython/utils/tz.py b/IPython/utils/tz.py
deleted file mode 100644
index ba1199d..0000000
--- a/IPython/utils/tz.py
+++ /dev/null
@@ -1,82 +0,0 @@
-# encoding: utf-8
-"""
-Timezone utilities
-
-Just UTC-awareness right now
-
-Deprecated since IPython 8.19.0.
-"""
-
-# -----------------------------------------------------------------------------
-#  Copyright (C) 2013 The IPython Development Team
-#
-#  Distributed under the terms of the BSD License.  The full license is in
-#  the file COPYING, distributed as part of this software.
-# -----------------------------------------------------------------------------
-
-# -----------------------------------------------------------------------------
-# Imports
-# -----------------------------------------------------------------------------
-
-import warnings
-from datetime import tzinfo, timedelta, datetime
-
-# -----------------------------------------------------------------------------
-# Code
-# -----------------------------------------------------------------------------
-__all__ = ["tzUTC", "utc_aware", "utcfromtimestamp", "utcnow"]
-
-
-# constant for zero offset
-ZERO = timedelta(0)
-
-
-def __getattr__(name):
-    if name not in __all__:
-        err = f"IPython.utils.tz is deprecated and has no attribute {name}"
-        raise AttributeError(err)
-
-    _warn_deprecated()
-
-    return getattr(name)
-
-
-def _warn_deprecated():
-    msg = "The module `IPython.utils.tz` is deprecated and will be completely removed."
-    warnings.warn(msg, category=DeprecationWarning, stacklevel=2)
-
-
-class tzUTC(tzinfo):
-    """tzinfo object for UTC (zero offset)
-
-    Deprecated since IPython 8.19.0.
-    """
-
-    _warn_deprecated()
-
-    def utcoffset(self, d):
-        return ZERO
-
-    def dst(self, d):
-        return ZERO
-
-
-UTC = tzUTC()  # type: ignore[abstract]
-
-
-def utc_aware(unaware):
-    """decorator for adding UTC tzinfo to datetime's utcfoo methods
-
-    Deprecated since IPython 8.19.0.
-    """
-
-    def utc_method(*args, **kwargs):
-        _warn_deprecated()
-        dt = unaware(*args, **kwargs)
-        return dt.replace(tzinfo=UTC)
-
-    return utc_method
-
-
-utcfromtimestamp = utc_aware(datetime.utcfromtimestamp)
-utcnow = utc_aware(datetime.utcnow)
diff --git a/pyproject.toml b/pyproject.toml
index 4504458..ff5e743 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -300,7 +300,6 @@ module = [
     "IPython.utils.terminal",
     "IPython.utils.timing",
     "IPython.utils.tokenutil",
-    "IPython.utils.tz",
     "IPython.utils.ulinecache",
     "IPython.utils.version",
     "IPython.utils.wildcard",