diff --git a/ci/code_checks.sh b/ci/code_checks.sh
index 72678be1587f8..113469e89fc73 100755
--- a/ci/code_checks.sh
+++ b/ci/code_checks.sh
@@ -71,7 +71,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i ES01 `# For now it is ok if docstrings are missing the extended summary` \
         -i "pandas.Series.dt PR01" `# Accessors are implemented as classes, but we do not document the Parameters section` \
         -i "pandas.MultiIndex.reorder_levels RT03,SA01" \
-        -i "pandas.MultiIndex.to_frame RT03" \
         -i "pandas.NA SA01" \
         -i "pandas.NaT SA01" \
         -i "pandas.Period.freq GL08" \
@@ -152,7 +151,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Timedelta.to_timedelta64 SA01" \
         -i "pandas.Timedelta.total_seconds SA01" \
         -i "pandas.Timedelta.view SA01" \
-        -i "pandas.TimedeltaIndex.as_unit RT03,SA01" \
         -i "pandas.TimedeltaIndex.components SA01" \
         -i "pandas.TimedeltaIndex.microseconds SA01" \
         -i "pandas.TimedeltaIndex.nanoseconds SA01" \
diff --git a/pandas/core/indexes/datetimelike.py b/pandas/core/indexes/datetimelike.py
index e1120466eaf83..8b316de30662c 100644
--- a/pandas/core/indexes/datetimelike.py
+++ b/pandas/core/indexes/datetimelike.py
@@ -441,6 +441,10 @@ def as_unit(self, unit: str) -> Self:
         """
         Convert to a dtype with the given unit resolution.
 
+        This method is for converting the dtype of a ``DatetimeIndex`` or
+        ``TimedeltaIndex`` to a new dtype with the given unit
+        resolution/precision.
+
         Parameters
         ----------
         unit : {'s', 'ms', 'us', 'ns'}
@@ -448,6 +452,14 @@ def as_unit(self, unit: str) -> Self:
         Returns
         -------
         same type as self
+            Converted to the specified unit.
+
+        See Also
+        --------
+        Timestamp.as_unit : Convert to the given unit.
+        Timedelta.as_unit : Convert to the given unit.
+        DatetimeIndex.as_unit : Convert to the given unit.
+        TimedeltaIndex.as_unit : Convert to the given unit.
 
         Examples
         --------
diff --git a/pandas/core/indexes/multi.py b/pandas/core/indexes/multi.py
index c3d4ad721c830..239b3f9d9afa1 100644
--- a/pandas/core/indexes/multi.py
+++ b/pandas/core/indexes/multi.py
@@ -1894,6 +1894,7 @@ def to_frame(
         Returns
         -------
         DataFrame
+            DataFrame representation of the MultiIndex, with levels as columns.
 
         See Also
         --------