California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4.5 - Division of Workers' Compensation
Subchapter 2 - Workers' Compensation Appeals Board-Rules and Practice Procedure
Article 7 - Petitions, Pleadings and Forms
Section 10510 - Petitions and Answers to Petitions

(a) After jurisdiction of the Workers' Compensation Appeals Board is invoked pursuant to rule 10450, a request for action by the Workers' Compensation Appeals Board, other than a rule 10500 form pleading, shall be made by petition. The caption of each petition shall contain the case title and adjudication case number and shall indicate the type of relief sought.

(b) All petitions and answers shall be filed in accordance with rule 10615 and served on all parties in accordance with rule 10625. A failure to concurrently file a proof of service with a petition or answer constitutes a valid ground for summarily dismissing or denying the petition or summarily rejecting the answer.

(c) An answer may be filed within 10 days after the service of a petition unless otherwise provided. The time limit for filing any shall be extended in accordance with rule 10605 unless otherwise provided.

(d) All petitions and answers shall be verified under penalty of perjury in the manner required for verified pleadings in courts of record. A failure to comply with the verification requirement constitutes a valid ground for summarily dismissing or denying a petition or summarily rejecting an answer.

(e) A document cover sheet and a document separator sheet shall be filed with each petition or answer. The appropriate title for the petition or answer shall be entered into the document title field of the document separator sheet.

(f) Any previously filed document shall not be attached to a petition or answer; any such document attached to a petition or answer may be discarded.