California Code, Education Code - EDC § 45196.5

A school district may deduct from the salary otherwise payable to an employee under Section 45196 an amount which is payable, in lieu of salary and on account of the absence for illness or accident, to the employee as the beneficiary under a policy of insurance purchased by the district.

This section shall not be applicable unless specifically included in a collective bargaining agreement between the exclusive representative and the school employer.