As used in this chapter, the following definitions have the following meanings:
(a) “Commission” means the Metropolitan Transportation Commission created by Title 7.1 (commencing with Section 66500) of the Government Code.
(b) “Region” means the region comprising the commission’s jurisdiction, prescribed by Section 66502 of the Government Code.
(c) “Bonds” means indebtedness and securities of any kind or class, including bonds, notes, bond anticipation notes, and commercial paper.