Chapter 2: Claims, decisions and challenges1. How to claim benefits and tax creditsInformation to support your claimBackdating2. Decisions and delaysInterim payments and short-term advancesPayments on account of housing benefitCrisis grants3. Challenging decisions and complaintsAppealsHow to appealComplaintsDepartment for Work and Pensions complaintsHM Revenue and Customs complaintsUsing your MPSocial Security Scotland complaintsLocal authority complaintsComplaining to the OmbudsmanCompensation paymentsJudicial review