MICT was established on 3 October 2002 by the Administrative Reorganisation Act, 2002.

MICT's former agencies, the National Statistical Office of Thailand, the Thai Meteorological Department, the Electronic Transactions Development Agency, Thailand Post, TOT, and CAT Telecom, are to be transferred to the Ministry of Digital Economy and Society.

The National Disaster Warning Center, formerly under MICT, is to be transferred to the Interior Ministry.

[7] MICT's Software Industry Promotion Agency (SIPA) was dissolved and some of its staff transferred to a newly established unit, the Digital Economy Promotion Agency under MDES.

[8] In 2018 the ministry plans to set up a cybersecurity agency and hacker training centre.