Plain-language explainers

A TIN (e-TIN) is the taxpayer identification number issued by the National Board of Revenue for income-tax purposes. A BIN is the business identification number issued on VAT registration. Individuals typically need only a TIN; many businesses need both.

The Registrar of Joint Stock Companies and Firms (RJSC) registers companies, partnerships, societies, and trade organizations, and receives their ongoing filings such as annual returns and changes to shares or directors.

The Import Registration Certificate (IRC) and Export Registration Certificate (ERC) are issued by the Office of the Chief Controller of Imports & Exports under the Ministry of Commerce. Businesses that import or export generally need the relevant certificate, which is renewed periodically.

The sequence depends on the business structure and sector. A limited company, for example, usually begins with name clearance and incorporation at RJSC, followed by a trade licence, e-TIN, and VAT/BIN registration. Sector licences may apply on top of these.

Mushak is the series of forms used under Bangladesh's VAT law for registration, invoices, returns, and certificates such as VAT deducted at source. NBR amends these forms from time to time, so the current version should always be confirmed.

No. Registrations, certificates, and licences are issued by the relevant government authority. Monofive provides professional preparation, coordination, and advisory support around those official processes.