California Code, Labor Code - LAB § 4354

If the injury sustained by a disaster service worker causes permanent disability, the percentage of disability to total disability shall be determined as for the occupation of a laborer of like age by applying the schedule for the determination of the percentages of permanent disabilities prepared and adopted by the administrative director. The amount of the weekly payment for permanent disability shall be the same as the weekly benefit which would be paid for temporary total disability pursuant to Section 4353.