California Code, Public Contract Code - PCC § 20155.2

(a) If a county as defined by Section 20155.1 is also responsible for delivery of a project included in Item 2660-110-0042 of Section 2.00 of the Budget Act of 2016, as amended by Chapter 7 of the Statutes of 2017, that county may utilize the “cost-plus-time” bidding procedure, also known as “A+B Bidding,” under this chapter for any of the projects specified in that budget item.

(b) “Cost-plus-time bidding” means a competitive procurement process that uses a cost parameter (A) and a time parameter (B) to determine a bid value.