Corp. Code, § 5812

(a) Except as provided in this section or Section 5813.5, amendments may be adopted if approved by the board and approved by the members (Section 5034) and approved by such other person or persons, if any, as required by the articles. The approval by the members or other person or persons may be before or after the approval by the board.

(b) Notwithstanding subdivision (a), the following amendments may be adopted by approval of the board alone:

(1) An amendment extending the corporate existence or making the corporate existence perpetual, if the corporation was organized prior to August 14, 1929.

(2) An amendment deleting the initial street address and initial mailing address of the corporation, the names and addresses of the first directors, or the name and address of the initial agent.

(3) Any amendment, at a time the corporation has no members; provided, however, that if the articles require approval by any person for an amendment, that an amendment may not be adopted without such approval.

(4) An amendment adopted pursuant to Section 9913.

(c) Whenever the articles require for corporate action the approval of a particular class of members or of a larger proportion of, or all of, the votes of any class, or of a larger proportion of, or all of, the directors, than is otherwise required by this part, the provision in the articles requiring such greater vote shall not be altered, amended or repealed except by such class or such greater vote, unless otherwise provided in the articles.