The national final consisted of fifteen competing acts participating in a televised production where "Time" performed by Uzari and Maimuna was selected as the winner following the combination of votes from a jury panel and public televoting.

[7] Auditions were held on 4 and 5 December 2014 at the BTRC "600 Metrov" studio where a jury panel was tasked with selecting up to fifteen entries from the 89 attendees to proceed to the televised national final.

The jury consisted of Vasily Rainchik (musician/composer), Alexander Tikhanovich (singer), Elena Treshchinskaya (head of the radio station "Radius FM"), Olga Ryzhikova (television host), Evgeniy Papkovich (executive producer of the BTRC channel Belarus 1), Andrey Kholodinskiy (music editor at the radio station "Radio-Roks") and Marianna Drabovich (head of the Department of Arts, Ministry of Culture of the Republic of Belarus).

A combination of votes from seven jury members made up of music professionals (7/8) and public televoting (1/8) selected the song "Time" performed by Uzari and Maimuna as the winner.

The jury consisted of Gennady Davydko (BTRC Chairman), Eduard Zaritskiy (People's Artist of Belarus/composer), Marianna Drabovich (head of the Department of Arts, Ministry of Culture of the Republic of Belarus), Andrei Mikheev (music critic and Eurovision expert), Sergei Andrianov (journalist), Elena Treshchinskaya (head of the radio station "Radius FM") and Dmitry Novik (television presenter).

On 18 April, Uzari and Maimuna performed during the Eurovision in Concert event which was held at the Melkweg venue in Amsterdam, Netherlands and hosted by Cornald Maas and Edsilia Rombley.

[11] On 24 April, Uzari and Maimuna performed during the Eurovision Pre-Party, which was held at the Place de Paris Korston Concert Hall in Moscow, Russia.

The stage colours transitioned from red to blue as the performance progressed with the LED screens displaying an electrocardiogram as well as vibrating strings and strikes of lightning.

[19][20] Uzari and Maimuna was joined by three off-stage backing vocalists: Yury Seleznyov, Artyom Akhmash and Denis Lis.

The jury consisted of five music industry professionals who were citizens of the country they represent, with their names published before the contest to ensure transparency.

This jury was asked to judge each contestant based on: vocal capacity; the stage performance; the song's composition and originality; and the overall impression by the act.