Purchase the official PDF from the CEI Store, study its changes (especially sections 722 and the new AFDD requirements), and ensure every electrical installation you certify meets the 2024 standard.

A: Major editions every 3–4 years; "Varianti" (amendments) every 6–12 months. 2024 replaces 2021; the next is expected in 2027 or 2028.

A: Not directly, but both states typically adopt CEI standards by reference. Check local laws.