National Council Examinations NEC Next Event Curriculum Development Exercise and Training for Air-conditioning and Refrigeration Revision - April 4, 2025 - 9:00 am - 2:00 pm See All Description The National Examinations Council (NEC) was established in 1965 to oversee examinations, certification and related activities in respect to technical and vocational education and training at the sub-professional level. Upcoming Events Curriculum Development Exercise and Training for Air-conditioning and Refrigeration Revision - April 4, 2025 - 9:00 am - 2:00 pm