The Coast Guard Authorization Act of 2015 is an act of the United States that governs the activities of the United States Coast Guard (USCG) and the Federal Maritime Commission (FMC). The act also authorizes appropriations totaling about $17.5 billion, primarily for ongoing USCG operations over the 2016-2017 period. The act was introduced during the 114th United States Congress as H.R. 4188, passed on February 1, 2016, and was signed into law as Pub.L. 114–120 (text) (PDF) on February 8, 2016. Other related bills include House bill H.R. 1987 and Senate bill S. 1611.