According to the Employee Handbook
Foreword 1.3 Page2 of 215
"These terms and conditions form the basis of the individual's Contract of Employment and are subject to collective bargaining under arrangements set out in NATS doc. No.3 entitled 'Procedures for Relations Between Management and Recognised Trade Unions' (commonly known as the 'Green Book').
So surely management can't simply withdraw the payment and my Union rep agrees. In theory they can tell us we are getting a 20% pay cut but we wouldn't stand for it nor would the Union. They would have to negotiate something else. This saving is basically to help NERL with the savings they must make at the detriment yet again of the airports!