California Code, Public Utilities Code - PUC § 120224.1

(a) Upon determining that immediate remedial measures to avert or alleviate damage to, or to repair or restore damaged or destroyed property of, the board are necessary in order to insure that the facilities of the board are available to serve the transportation needs of the general public or to comply with any state or federal regulation with respect to the operation of public transportation services, and upon determining that available remedial measures, including procurement in compliance with Sections 120222, and120223, are inadequate, the general manager or chief executive officer may authorize the expenditure of money previously appropriated by the board specifically for the direct purchases of goods and services, without observance of the provisions of those sections.

(b) The general manager or chief executive officer, after the expenditure authorized under subdivision (a) has been made, shall submit to the board a full report explaining the necessity for that action.