20150.3. Expenditures for public projects shall not include the costs of:
(a) Equipment, supplies and materials acquired by a public agency to enable the timely completion of a public project as defined in subdivision (c) of Section 20150.2 let to a contractor.
(b) Plans, specifications, engineering and advertising required for public projects.
(Added by Stats. 1983, Ch. 256, Sec. 82.)