A: The at-will employment law of California allows an employer to fire an employee with or without cause and with or without notice for any lawful reason. You can negate the at-will employment relationship and create a promise to terminate only for "just cause" through a written or oral contract.Your initial case review is free of charge. In September of 2019, Governor Newsom signed Assembly Bill (AB) 5 into law. Unless a contract stipulates otherwise, workers are not required to give notice to employers before leaving. A wage claim starts the process to collect on those unpaid wages or benefits. An employment contract does not necessarily need to be in writing. The law has various protections written into it for situations where no written agreement exists. Employment contracts are legally binding agreements that help define the relationship between employers and employees. The delays continue to this day.