A: You can start the registration process anytime during the year. It all depends on when you, as an individual will have the time to officiate. Understanding the registration period and the time frame that your certification is valid to is key.  Below is an example of the 2022 Referee Registration Year Calendar.
REGISTRATION YEAR REGISTRATION PERIOD OPENS REGISTRATION PERIOD CLOSES CERTIFICATION VALID FROM CERTIFICATION VALID TO
2022 July 1, 2021 June 30, 2021 Date Approved December 31, 2021