The Chartered Institute of Taxation (CIOT) is warning that HMRC's efforts to tackle abuse of the R&D tax relief system are resulting in them rejecting legitimate claims and stone-walling others.

Monthly GDP fell by 0.1% in May after growth of 0.2% in April, according to the Office for National Statistics (ONS), suggesting the economy remains on shaky ground.

Recent HMRC data shows that the Treasury collected £786.6 billion in taxes in 2022/23 – a 9.9% increase on last year's total of £715.3bn.

HMRC has revealed that the self-assessment threshold for PAYE taxpayers will increase from £100,000 to £150,000 for the 2023/24 tax year.