Keeping up with CEUs is key to staying certified with NASM, ACE, AFAA, and...

https://wool-wiki.win/index.php/The_Best_Way_to_Store_CEU_Certificates_So_You_Don%E2%80%99t_Lose_Them

Keeping up with CEUs is key to staying certified with NASM, ACE, AFAA, and NFPT. Most renew every two years, but NFPT requires annual recertification