Section 537.15 - Statutory authority for maritime claims and claims involving civil works of a maritime nature(a)The Army Maritime Claims Settlement Act. The sections pertinent to maritime affirmative claims are set out at 10 U.S.C. 4803-4804 .(b)The Rivers and Harbors Act. The section of the Act pertinent to affirmative claims involving civil works of a maritime nature is set out at 33 U.S.C. 408 .