Officers in position as on January 1, 2017, is 5,004 against the total authorised strength of 6,500 -- vacancy of 1,496, Minister of State for Personnel Jitendra Singh said in a written reply to the Lok Sabha.
Giving state-wise details, the minister said that Uttar Pradesh has 515 officers against the total authorised strength of 621.
Bihar has 243 IAS officers, West Bengal 277, Madhya Pradesh 341 and Kerala 150 against the total authorised strength of 342, 359, 439 and 231, respectively.
Tamil Nadu has 289 officers, Rajasthan 243, Jharkhand 144 and Haryana 155 against the strength of 376, 313, 215 and 205, respectively, Mr Singh said.
Gujarat has 241 IAS officers (against the strength of 297) and Himachal Pradesh has 115 bureaucrats against the strength of 147.
Telangana has 130 IAS officers against the strength of 208, Punjab has 182 officers (strength is 221) and Chhattisgarh has 154 bureaucrats against a strength of 193, he said.
The government has increased annual intake of direct recruit IAS officers to 180 during last six years, the minister said.
The details of other states have also been given in the reply.
"Further, in promotion quota prompt action has been taken for holding selection committee meetings for appointment by promotion/selection of state service officers in Indian Administrative Service (IAS)," Mr Singh said.