Board Committee Change

Indivior PLC - Board Committee Change

Slough, UK and Richmond, VA, July 27, 2020 - Indivior PLC announces that Daniel J. Phelan, who was appointed an interim member of the Audit Committee in August 2019, has stepped down as a member of that Committee and has been reappointed a member of Nomination & Governance Committee. These changes are effective immediately.

Following this change, the membership of the Audit and Nomination & Governance Committees is as follows:

Audit Committee

Graham Hetherington (Chair)

Peter Bains

Daniel Tassé

Nomination & Governance Committee

Lorna Parker (Chair)

Tatjana May*

A. Thomas McLellan

Daniel J. Phelan

* As announced on April 27, 2020, Tatjana May will step down as a Director with effect from July 31, 2020.

This announcement is made in accordance with Listing Rule 9.6.11.

Kathryn Hudson

Company Secretary