CCIT may refer to:
- California Center for Innovative Transportation, University of California, Berkeley
- Center for Constitutional Issues in Technology, a suborganization of Foresight Institute
- Chief Commissioner of Income Tax Central (CCIT-C), a revenue enforcement agency in India
- Chin Christian Institute of Theology, in Falam, Chin State, Myanmar
- Comprehensive Convention on International Terrorism, a proposed treaty to criminalize international terrorism
- Comité Consultatif International Téléphonique et Télégraphique), renamed ITU-T in 1992
- Research Center for Communication and Information Technology, a project of the King Mongkut's Institute of Technology Ladkrabang
- Chamber of Commerce and Industry of Turkmenistan