pandas-dev
diff --git a/‎doc/source/whatsnew/v2.0.0.rst
Lines changed: 1 addition & 0 deletions b/‎doc/source/whatsnew/v2.0.0.rst
Lines changed: 1 addition & 0 deletions
@@ -802,6 +802,7 @@ Datetimelike
 - Bug in :func:`to_datetime` was throwing ``ValueError`` when parsing dates with ISO8601 format where some values were not zero-padded (:issue:`21422`)
 - Bug in :func:`to_datetime` was giving incorrect results when using ``format='%Y%m%d'`` and ``errors='ignore'`` (:issue:`26493`)
 - Bug in :func:`to_datetime` was failing to parse date strings ``'today'`` and ``'now'`` if ``format`` was not ISO8601 (:issue:`50359`)
+- Bug in :func:`to_datetime` was not raising ``ValueError`` when invalid format was passed and ``errors`` was ``'ignore'`` or ``'coerce'`` (:issue:`50266`)
 -
 
 Timedelta
Original file line number	Diff line number	Diff line change
`@@ -802,6 +802,7 @@ Datetimelike`
`802`	`802`	- Bug in :func:`to_datetime` was throwing ``ValueError`` when parsing dates with ISO8601 format where some values were not zero-padded (:issue:`21422`)
`803`	`803`	- Bug in :func:`to_datetime` was giving incorrect results when using ``format='%Y%m%d'`` and ``errors='ignore'`` (:issue:`26493`)
`804`	`804`	- Bug in :func:`to_datetime` was failing to parse date strings ``'today'`` and ``'now'`` if ``format`` was not ISO8601 (:issue:`50359`)
	`805`	+- Bug in :func:`to_datetime` was not raising ``ValueError`` when invalid format was passed and ``errors`` was ``'ignore'`` or ``'coerce'`` (:issue:`50266`)
`805`	`806`	`-`
`806`	`807`
`807`	`808`	`Timedelta`