Police from St Marys Local Area Command have charged a man following an allegation of sexual assault which occurred last month.
On Wednesday, September 15, a 16-year-old girl was allegedly assaulted by a 21-year-old man at her Kingswood home.
Police were notified and an investigation was commenced.
The man was interviewed at Penrith Police Station today and charged with sexual assault without consent.
He was given conditional bail and will appear in Penrith Local Court on December 5.
The man was known to the victim.