Unless otherwise authorized by the city council, at the request of the city manager, no contractor of the city is entitled to interest on any late or delayed payment that is caused by any good faith claim or dispute in connection with the contract, or that the city has a right or obligation to withhold under the contract or state or federal law, nor is any contractor entitled to attorney’s fees in any dispute to collect such payments. (Ord. Nos. 18850; 19312; 20061; 22434; 24243; 25819)