Find attached a customer letter providing details about:

1. our plans in relation to the application of permitted variances for NPP1, APP2 and Regional customers in 2022/23 as part of the four-year glidepath we announced in 2018; and
2. our plans to engage with you on our proposals to introduce dynamic rolling baselines for measuring NPP1, APP2 and Regional price plan customers.

If you have any questions please contact your Account Director.