Hello

NATA 2020 will be held in two sessions - the first attempt will be conducted tentatively in the second week of April while the second attempt will be held tentatively in the first week of July. Registrations for NATA 2020 will commence tentatively in the third week of January. The final date to submit the filled application form of NATA 2020 will be different for each attempt.

Source: https://engineering.careers360.com/articles/nata