NEW DELHI: National Investigation Agency (NIA), the specialised Central agency to conduct terror investigations, has 28% of its total 1,901 posts vacant. NIA had 541 vacancies as on June 30, 2025, junior home minister Nityanand Rai told the Lok Sabha in reply to a question on Tuesday. The data shows that 77 positions of inspector, 93 posts of sub-inspector and 54 positions of assistant sub inspector were lying vacant in NIA. Also, there are vacancies in 12 posts of superintendent of police, 11 posts of additional superintendent of police and 20 posts of deputy superintendent of police.NIA had registered 677 cases for investigation till June 30, 2025, the minister said.“During the last three years (i.e., 2022 onwards), judgements have been pronounced in 78 NIA cases with conviction rate of 97.43%,” said Rai.