RM1000 | Receiving claims and enquiries: GeneralFrom HM Revenue & Customs · Repayment Claims ManualDetailsThis section contains detailed instructions about the action to take when claims and enquiries are receivedRAaction on receipt of a claim RM1004 - RM1199work on new cases and enquiries RM1200 - RM1229RO instructions RM1230 - RM1285Group Leader and Inspector information RM1290 - RM1499.Next