California Labor Code
Nothing in this part, except as specifically provided for herein, shall be construed so as either to interfere with or impede or diminish in any way the right to strike, or to affect the limitations or qualifications on such right.
Nothing in this part shall prohibit any individual employed as a supervisor from becoming or remaining a member of a labor organization, but no employer subject to this part shall be compelled to deem individuals defined herein as supervisors as employees for the purpose of any law, either national or local, relating to collective bargaining.
(a) If any provision of this part, or the application of such provision to any person or circumstances, shall be held invalid, the remainder of this part, or the application of such provision to persons or circumstances other than those as to which it is held invalid, shall not be affected thereby.
(b) If any other act of the Legislature shall conflict with the provisions of this part, this part shall prevail.