2015—Pub. L. 114–94 substituted “the TIFIA program” for “this chapter”.

2012—Pub. L. 112–141 amended section generally. Prior to amendment, section read as follows: “The Secretary may issue such regulations as the Secretary determines appropriate to carry out this chapter.”

2005—Pub. L. 109–59, § 1602(d), renumbered section 187 of this title as this section.

Pub. L. 109–59, § 1602(b)(5), substituted “this chapter” for “this subchapter”.

Amendment by Pub. L. 114–94 effective Oct. 1, 2015, see section 1003 of Pub. L. 114–94, set out as a note under section 5313 of Title 5, Government Organization and Employees.

Amendment by Pub. L. 112–141 effective Oct. 1, 2012, see section 3(a) of Pub. L. 112–141, set out as an Effective and Termination Dates of 2012 Amendment note under section 101 of this title.