12:00 am – 11:59 pm UTC Deadline for major political parties to submit party declarations for the Presidential Primary
12:00 am – 11:59 pm UTC Final day for Secretary of State to certify the language of each major party's Presidential Primary declaration to counties
12:00 am – 11:59 pm UTC Final day for Secretary of State to propose an alternative Presidential Primary date
12:00 am – 11:59 pm UTC Last day a major political party state committee may an alternative Presidential Primary date
12:00 am - 11:59 pm Deadline to receive new registrations and voter updates online and by mail for the August Primary July 26, 2027 @ 12:00 am - 11:59 pm UTC Deadline to receive new registrations and voter updates online and by mail for the August Primary
July 26, 2027 @ 12:00 am - 11:59 pm UTC Deadline to receive new registrations and voter updates online and by mail for the August Primary
