To become a Certified Examiner you need to attend and pass a certified examiners’s course of approximately 8 hrs of work. After that you recieve an Examiners’s License. This license does not have an expiration date. You do not have to pay an annual renewal fee to keep it active.
However, you need to actively keep up to date with any changes in the rules and regulation made by the federation headquarters. That is attend any examiner’s meetings and follow the channels of written announcements.
If you keep out of touch with the federation your license will expire. To get it reinstated you must attend the Examiners Course again. Things might have changed while you were away.
The fee of the course is $70 USD + $30 USD for the license: