Bhutan Time (BTT) is the time zone of Bhutan. It is six hours ahead of UTC (UTC+06:00).[1] Bhutan does not observe Daylight saving time.
- ^ Ibp Inc (2 September 2013). Bhutan Business Intelligence Report Volume 1 Practical Information and Opportunities. Int'l Business Publications. p. 13. ISBN 978-0-7397-4922-7.[permanent dead link]