Overview
- The cost of tax collection by HMRC rose by £563 million between 2019-20 and 2023-24, while compliance productivity dropped from £1.4 million to £1.27 million per staff member.
- MPs criticized HMRC's reliance on outdated systems, with 70% of correspondence still conducted by post, and labeled the agency a 'lumbering dinosaur.'
- The Making Tax Digital initiative has added £300 million in costs for VAT-paying businesses and is expected to impose an additional £200 million on self-assessment taxpayers next year.
- Customer service levels have deteriorated, with helpline wait times exceeding 23 minutes on average in 2023-24, as frontline staff cuts coincided with a £100 million increase in senior staff salaries.
- The PAC urged HMRC to accelerate IT modernization and explore AI integration to improve efficiency, while warning that legacy systems could increase vulnerability to misuse by bad actors.