Notwithstanding any provisions of the Government Code, the board may authorize payment of any or all of the premiums on any group life, accident and health insurance, health and welfare plan, or pension or retirement plan, on officers or employees of a district. Upon authorization by its employees, a district may make deductions from the wages and salaries of its employees:
(a) Pursuant to a collective bargaining agreement with a duly designated or certified labor organization for the payment of union dues, fees, or assessments.
(b) For the payment of contributions pursuant to any health and welfare, pension, or retirement plan.
(c) For any purpose for which deductions may be authorized by employees of any private employer.
(Added by Stats. 1963, Ch. 839.)