History
Last Updated on: February 13, 2025
| Attained District status as Darrang District | In 1835 |
| Bifurcated to Darrang district & Sonitpur district | In 1983, Vide Govt. Notification No. GAG.213/83/1 dtd 14-06-1983 Modified Govt. Notification No. GAG.213/83/7 dtd 03-08-1983 |
| Bifurcated to Sonitpur district & Biswanath district | In 2016, Vide Govt. Notification No. GAG(B).27/2005/286 dtd 26-02-2016 |
| Biswanath District | 2016 |
