Restrictions on registering international names, must have real presence in Tanzania and demonstrable intent to use name on Internet; vanity and placemark registrations not permitted; one registration per organization; must have secondary name server on different backbone.

Trademarks are assigned through the Registry of Trade Marks and Patents (Office in Zanzibar), Ministry of State in the President's Office, Constitutional Affairs and Good Governance, Zanzibar Revolutionary Government. Tanzania is not a member of the Madrid Protocol. A trademark is valid for 10 years and may be renewed for further periods of 10 years each.