Bangladesh is a party to international intellectual property treaties such as the TRIPS Agreement, the Paris Convention, and the WIPO Convention; it has not yet joined the Madrid Agreement or the Madrid Protocol), so trademark registration can only be done through " "Single country registration" method. The current trademark regulations in Bangladesh are mainly based on the Trademark Law promulgated on March 24, 2009. The National Patent, Design and Trademark Department of Bangladesh is responsible for managing trademark affairs, and the official languages ??are English and Bengali. The exclusive right to use a trademark must be obtained through registration. Trademark registration is not compulsory, but in order to protect the trademark or renew it, it must be registered in accordance with the law. Trademark registration in Bangladesh adopts the "first to file" principle, but in some cases, trademark rights can also be claimed based on "first use".