What Circuits Need Arc Fault Breakers?

What Circuits Need Arc Fault Breakers? What circuits need arc fault breakers? 16 states that AFCI protection is required for all 120-Volt, single phase, 15 and 20 amp branch circuits supplying outlets or devices installed in living rooms, parlors, libraries, dens, bedrooms, sunrooms, recreation rooms, closets, hallways, laundry areas, and similar rooms or areas. Do