Reza Mohtashami QC, Leilah Bruton, and Farouk El-Hosseny contributed the “Standards of Protection and the State’s Sovereign Right to Regulate and its Limits” chapter to the first edition of The Guide to Telecoms Arbitration, due to be published by Global Arbitration Review in 2022. The chapter will address disputes that relate to the control over spectrum and the telecommunications sector and disputes brought as a result of restrictive host-State measures on defence and national security grounds.