Section 20513 Of Article 31. City Councils—street Lighting Act Of 1931 From California Public Contract Code >> Division 2. >> Part 3. >> Chapter 1. >> Article 31.

. The contract shall specify a date certain when the improvement shall be started, the date to be not more than 30 days after the execution thereof, and that the contract shall continue in force for a period of one year from the effective date of the contract.