California Code of Regulations
Title 8 - Industrial Relations
Division 3 - Public Employment Relations Board
Chapter 10 - Judicial Council Employer-Employee Relations Act
Subchapter 1 - Representation Procedures
Article 2 - Severance Petition
Section 95120 - Board Determination Regarding Proof of Support - Severance Petition

(a) Within 20 days of the date of service of the severance petition, the employer shall file with PERB an alphabetical list, including job titles or classifications, of employees employed in the claimed unit as of the last date of the payroll period immediately preceding the date the petition was filed with PERB, unless otherwise directed by the Board.

(b) If, after initial determination pursuant to Section 32700 that the proof of support is insufficient, the Board shall allow up to 10 days or until the last day of the "window period" as defined by Section 95000, whichever occurs first, to perfect the proof of support.

(c) Upon completion of the review of the proof of support, the Board shall inform the parties in writing of the determination as to sufficiency or lack thereof regarding the proof of support.