The NRTI established in 1992 was under the Ministry of Agriculture and Forests until 2002. The NRTI joined the Royal University of Bhutan (RUB) in 2003 as one of the constituent member colleges, and was named thereafter as the College of Natural Resources (CNR). As NRTI, the institute offered Diploma courses in Agriculture, Animal Husbandry, and Forestry for the mid-level extension workers of the Ministry of Agriculture and Forests until 2002.
