Section 19203 Of Article 1. Procedures For Certification Of Voting Systems From California Elections Code >> Division 19. >> Chapter 3. >> Article 1.

. The Secretary of State shall not certify or conditionally approve a voting system or a part of a voting system that uses paper ballots unless the paper used for the ballots is of sufficient quality that it maintains its integrity and readability throughout the retention period specified in Chapter 4 (commencing with Section 17300) of Division 17.