Question to the HM Treasury:

To ask Mr Chancellor of the Exchequer, what the estimated amount of unclaimed entitlement to working tax credits was in the last financial year.

HM Revenue and Customs published Child Benefit, Child Tax Credit and Working Tax Credit Take-up Rates 2014-15 on 14th December 2016, and is available at:

https://www.gov.uk/government/statistics/child-benefit-child-tax-credit-ctc-and-working-tax-credit-wtc-take-up-rates-2014-to-2015

Table 1a (page 14) provides information on the amount of tax credits unclaimed by those eligible for Working Tax Credit. Information for 2015-16 is not currently available.