California Code, Government Code - GOV § 31511.9

(a) An employer which is subject to this article shall provide disability benefits for its employees through a long-term disability plan which shall be separate from and administered separately from the retirement plans authorized by this article and all other retirement plans.

(b) The long-term disability plan shall consist of a separate trust which shall be funded utilizing a level cost method and employer contributions. No employee shall be required to make any employee contribution to the long-term disability plan.

(c) The board of supervisors shall contract for the resolution of the issue of disability. The board of supervisors shall establish an appeals board to which a member who is aggrieved by a decision of the administrator may appeal.

(d) Any member permanently incapacitated for the performance of duty, regardless of age or years of service, shall receive disability benefits as follows: (1) for not to exceed two years; (2) for any time after the expiration of the two-year period specified in subdivision (a) if, and only if the member is unable to perform the duties of any occupation for which the member is qualified by reason of training or experience.

(e) The disability benefit shall be 50 percent of the final compensation of the member reduced by any Social Security benefits, workers' compensation benefits, and earnings from any employment other than employment which is part of a rehabilitation program.