Section 3756 Of Article 3. Insurance Rights And Privileges From California Labor Code >> Division 4. >> Part 1. >> Chapter 4. >> Article 3.

. If at the time of the suffering of a compensable injury, the employer is insured against liability for the full amount of compensation payable, he may cause to be served upon the compensation claimant and upon the insurer a notice that the insurer has agreed to pay any compensation for which the employer is liable. The employer may also file a copy of such notice with the appeals board.