According to this article they go off at 11:00 PM anyway
https://www.tripadvisor.ca/ShowUserReviews-g28970-d103227-r627925891-White_House-Washington_DC_District_of_Columbia.html
According to this article they go off at 11:00 PM anyway
https://www.tripadvisor.ca/ShowUserReviews-g28970-d103227-r627925891-White_House-Washington_DC_District_of_Columbia.html