2006—Pub. L. 109–304 in subsec. (a) struck out par. (1) designation before “A barge removal” and substituted “subcontractor are not” for “subcontractor not”, redesignated par. (2) as subsec. (b) and subpars. (A) and (B) of former par. (2) as pars. (1) and (2) of subsec. (b), respectively, and substituted “Subsection (a)” for “Paragraph (1)”.