Cal. Bus. & Prof. Code § 8519.5
(a) After an inspection report has been prepared by a Branch 3 registered company pursuant to Section 8516, which discloses a wood destroying pest or organism that can be eradicated by fumigation, and the fumigation has been duly performed by a Branch 1 registered company, the Branch 1 registered company, on a company document that identifies the licensee performing the fumigation and the name and address of the registered company, shall issue the following certification: “This is to certify that the property located at ____ (address) was fumigated on ____ (date) for the extermination of ____ (target pest).” This certification shall be issued to the registered company that prepared the inspection report within five working days after completing the fumigation.
(c) In the event of a failed fumigation, the following shall apply:
(2) When the consumer elects to contract directly with a Branch 1 registered company to perform a fumigation, the Branch 1 registered company shall do all of the following:
(B) Maintain with the original inspection report, on a company document, all of the following: