This pay circular informs employers of the following agreed changes to the NHS Terms and Conditions of Service Handbook: in Section 2 the period of protection of current on-call arrangements has been extended; in Part 5 on equal opportunities, there are changes to reflect current legislation and good practice; we have added a new Annex A2 that has guidance on frequently asked questions; the are also updates in line with changes to the remit of the NHS Pay Review Body.