RIVERSIDE, Calif. - The City of San Bernardino Professional Firefighters Local 891 on Sept. 30 filed a statement arguing that the city should not be permitted to delay negotiating with the union to resolve problems with working conditions imposed on the firefighters by the city council. The union says the conditions violate California labor law (In Re: City of San Bernardino, No. 12-28006, Chapter 9, C.D. Calif. Bkcy.).