Public contracts: payment.

Existing law until January 1, 2018, authorizes the retention proceeds withheld from any payment by an awarding entity, as described, from the original contractor, by the original contractor from any subcontractor, and by a subcontractor from any subcontractor to exceed 5% on specific projects where the director of the applicable department, as specified, has made, or the governing body of the public entity or designated official of the public entity has approved, a finding prior to the bid that the project is substantially complex and requires a higher retention and the department or public entity includes both this finding and the actual retention amount in the bid documents.