Document format and locale facts for Bhutan

Why these defaults?

The country code comes from ISO 3166. Unicode CLDR supplies presentation-oriented locale, currency, paper, date, language, calendar, numbering, and direction metadata. Defaults reduce setup time; they do not decide what a valid document must contain.

Recorded official or regional-official language tags: dz.

Selected national claims reviewed

Document vocabulary and checks

Bhutan's GST system effective 1 January 2026, ordinary tax-invoice identity, line, value, GST and currency particulars, invoice numbering, adjustment records, five-year base retention and BITS/local-output boundary are reviewed. Registration, customer classification, exemptions amended during 2026, buyer-created invoices, return filing and transaction-specific GST treatment remain separate checks.

Evidence snapshot: 2 official sources · last reviewed 2026-07-19. This is scoped guidance, not a jurisdiction-wide compliance certification.

Tax labels: GST. Business identifier labels: Taxpayer Number (TPN).

• Required when applicable: For a Bhutan GST tax invoice, show TAX INVOICE, issue date, supplier name, taxpayer number and address; description, quantity and relevant specifications; discounts; total consideration and GST included in Ngultrum; foreign-currency Ngultrum equivalents and applicable conversion rate; and registered-customer name and taxpayer number. A supply above Nu.50,000 to an unregistered person adds the customer details listed in Rule 185.Evidence BT_MOF_GST_RULES_2026 · reviewed 2026-07-19 · review by 2027-01-19 · automation advisory only
• Required when applicable: The Department's official GST guide identifies invoice number and date as mandatory GST-invoice details. Buyer-created tax invoices have a separately prescribed serial and wording when their authorization conditions are met.Evidence BT_DRC_GST_GUIDE, BT_MOF_GST_RULES_2026 · reviewed 2026-07-19 · review by 2027-01-19 · automation advisory only
• Required when applicable: Keep tax invoices and adjustment notes issued and received, plus customs documentation for imports and exports. The GST Rules use a five-year base record period and allow the Department to require particular records for longer to protect revenue.Evidence BT_MOF_GST_RULES_2026 · reviewed 2026-07-19 · review by 2027-01-19 · automation advisory only
• Guidance: Bhutan's GST framework supports pre-printed or electronic invoices and the Bhutan Integrated Taxation System. This browser-local document does not register a taxpayer, file a return, transmit invoice data, validate a TPN or claim an input tax credit.Evidence BT_MOF_GST_RULES_2026, BT_DRC_GST_GUIDE · reviewed 2026-07-19 · review by 2027-01-19 · automation advisory only

Identifier format guidance: See the relevant authority.