In many jurisdictions, including the United Kingdom, borrowers are, in certain circumstances, obliged to withhold a proportion of the interest payable to the lender and pay the withheld amount to the tax authorities. This Practice Note provides an overview of when UK withholding tax is applicable to lending and lists the key exemptions. For more detailed information on how withholding tax is dealt with in facility agreements, see Practice Note: Tax considerations on a loan agreement—the tax gross up clause and Reviewing a loan with a view to alleviating UK withholding tax risk—checklist. What is withholding tax? Withholding tax is a method of collecting tax at source from the person who makes the payment (as opposed to collecting it from the recipient of the payment). Withholding tax is an efficient way for tax authorities such as His Majesty's Revenue and Customs (HMRC) to collect tax as the person making the payment has the administrative burden of: • withholding the appropriate amount of income tax from the payment, and • accounting for such tax to HMRC Withholding