Moscow, Russian Federation – MTS PJSC (“MTS” – NYSE: MBT; MOEX: MTSS), the leading Russian telecommunications operator and digital service provider, announces that the credit rating agencies Fitch Ratings and Standard & Poor’s have upgraded their outlook on MTS following recent reviews.

On May 14, Standard & Poor’s revised their outlook on MTS from stable to positive, while affirming a ‘BB’ rating. Similarly, on May 15, Fitch Ratings revised their outlook on MTS from negative to stable, while affirming a ‘BB+’ rating.

Fitch noted in its release that “MTS’s credit profile is underpinned by its leading position in Russia and consistently robust operating performance.”

Please refer to www.fitchratings.com and www.standardandpoors.com for additional information.

***

For further information, please contact in Moscow:

Investor Relations Department 
Mobile TeleSystems PJSC 
Tel: +7 495 223 2025 
E-mail: ir@mts.ru