DANSP43700 | Recording decisions on NPS (formerly NIRS2)
From HM Revenue & Customs · Decisions and appeals for National Insurance Contributions and Statutory Payments
Some business units do not note NPS when a decision is made. If you work for a business unit that notes NPS, for each person named in the decision, record the:
date of the decision, and
type of decision, and
period covered by the decision.