The U.S. Architect of the Capitol will again shut down all power to the Library of Congress data centers, as it has done for the last several years. The Architect of the Capitol will be conducting scheduled maintenance on the Capitol Hill campus from Friday, July 29, through Sunday, July 31, requiring these power outages. The process to shut down the affected systems will begin on Friday, July 29 at 5:00 pm Eastern Time, and should be completed by Monday, August 1 at 6:00 am. The shutdown will affect access to web sites, id.loc.gov, and other Library systems. For more information, see https://www.loc.gov/today/pr/2016/16-A02.html We apologize for any inconvenience.