To remain in compliance with the GNND Sales Program, the law enforcement officer, teacher, or firefighter/emergency medical technician must, for the entire duration of the owner-occupancy term:

(a) Continue to own, and live in as his/her sole residence, the home purchased through the GNND Sales Program; and

(b) Certify initially and once annually thereafter during and at the conclusion of the owner-occupancy term that he/she was at all times fully in compliance with paragraph (a) of this section.