On 28 October 2015, the UK HMRC published updated guidance on determining if corporation tax must be paid in installments for accounting periods ending on or after 1 April 2015. In general, taxpayers are considered large taxpayers and are required to pay corporation tax in 4 quarterly installments if annual profits exceeds GBP 1.5 million (GBP 10 million if certain conditions are met). However, this threshold is lowered based on the number of associated companies a taxpayer has (threshold is divided by the number of associated companies plus one). For accounting periods ending on or after 1 April 2015, the...