1. An act to provide for surveying the coasts of the United States;Act of Feb. 10,1807, Sess. II, ch. 8,2 Stat. 413–14.1807
2. Pub. Law 110–386. 122 Stat. 4106. 10;Hydrographic Services Improvement Acts of 1998/2002/2008,2008
3. Chapter 1, Subchapter P, Part 164.33;Title 33 of Code of Federal Regulations
4. Law 111–11. 123 Stat. 1421;Ocean and Coastal Mapping Integration Act. Pub,2009