Work is authorized for a work of improvement or for a site improvement in any of the following circumstances:
(a) It is provided at the request of or agreed to by the owner.
(b) It is provided or authorized by a direct contractor, subcontractor, architect, project manager, or other person having charge of all or part of the work of improvement or site improvement.
(Added by Stats. 2010, Ch. 697, Sec. 20. (SB 189) Effective January 1, 2011. Operative July 1, 2012, by Sec. 105 of Ch. 697 and by Section 8052.)