The duration may depend on the size of the project and other factors.
Bhutan Building Rules 2018
Section 7, 9, 11, 12, 13, Annex 4
Bhutanese Architectural Guidelines 2014
All the drawings should conform with the drawing guidelines as specified in Annex 4 of the Bhutan Building Rules 2002.
Once complete, all drawings should be signed by the applicant, the designer and the developer.
The architectural drawings should conform with the Bhutanese Architectural Guidelines 2014.