(a) To accomplish the purposes of this subchapter, a municipality may:
(1) borrow money from any person or corporation; or
(2) borrow money or accept grants from the United States or a corporation or agency created by or authorized to act as an agency of the United States.
(b) In connection with a loan or grant under Subsection (a)(2), a municipality may enter into any related agreement that the United States, corporation, or agency requires.