Write the Laws Act - Prohibits: (1) the inclusion of a delegation of legislative powers clause in any bill passed by Congress, whether such delegation is to a branch of government, a federal or quasi-public agency, a state or instrumentality thereof, or any other organization or individual; or (2) any new presidential directive, adjudicative decision, rule, or regulation governing, limiting, imposing a penalty on, or otherwise regulating any activity of, any person or entity, other than a U.S. officer or employee, unless such directive, decision, rule, or regulation is authorized by a duly-enacted bill. Directs the Comptroller General (GAO) to report to Congress identifying all previously-enacted statutes that contain a delegation of powers clause to assist Congress in repealing or amending any such statutes.