Gov. Code, § 87408

(a) A member of the Board of Administration of the Public Employees’ Retirement System, an individual in a position designated in subdivision (a) or (e) of Section 20098, or an information technology or health benefits manager with a career executive assignment designation with the Public Employees’ Retirement System, for a period of four years after leaving that office or position, shall not, for compensation, act as an agent or attorney for, or otherwise represent, any other person, except the state, by making a formal or informal appearance before, or an oral or written communication to, the Public Employees’ Retirement System, or an officer or employee thereof, if the appearance or communication is made for the purpose of influencing administrative or legislative action, or influencing an action or proceeding involving the issuance, amendment, awarding, or revocation of a permit, license, grant, or contract, or the sale or purchase of goods or property.

(b) A member of the Teachers’ Retirement Board, an individual in a position designated in subdivision (a) or (d) of Section 22212.5 of the Education Code, or an information technology manager with a career executive assignment designation with the State Teachers’ Retirement System, for a period of four years after leaving that office or position, shall not, for compensation, act as an agent or attorney for, or otherwise represent, any other person, except the state, by making a formal or informal appearance before, or an oral or written communication to, the State Teachers’ Retirement System, or an officer or employee thereof, if the appearance or communication is made for the purpose of influencing administrative or legislative action, or influencing an action or proceeding involving the issuance, amendment, awarding, or revocation of a permit, license, grant, or contract, or the sale or purchase of goods or property.