The Central Pollution Control Board (CPCB) has released admit cards for its 2025 recruitment exams under Advt. No. 01/2025-Admin.(R). Candidates can download their hall tickets from https://onlineapp.iitd.ac.in. The exams will be held across six sessions on June 21 and 22, covering multiple technical and administrative posts. Most exams will be one hour long, with Scientist B exams scheduled for two hours. Candidates must carry the admit card to the exam centre.