Ngultrum (Nu. Or BTN) is the currency of Bhutan. It is pegged with the Indian Rupee 1:1. Indian Rupees notes are also accepted, except for 1000 and 2000 denomination currency notes.
American Express Card, Maestro and Visa cards are also accepted in Bhutan. This however is available in only a few business establishment. It is recommended that visitors carry sufficient cash or travel cheques for shopping and other personal expenses.