March 2021 tidbits cover the latest HMRC performance reports and the current work of the Office of Tax Simplification.

• The Scottish Budget for 2021/2022 was published on 28 January 2021;
• Details of the latest phishing scams and how to recognise genuine HMRC contact is available;
• The National Audit Office published several reports recently relevant to UK tax:- Administration of Scottish income tax 2019–20, Administration of Welsh income tax 2019–20 and Environmental tax measures;
• Find out how to make a negligible value claim for unquoted shares, and check if shares formerly quoted on the London Stock Exchange now have negligible value;
• The latest HMRC performance data is available;
• A GAAR Advisory Panel opinion on the artificial repayment of a loan or advance to a participator has been published;
• Updated guidance on the legislation on profits from trading in and developing land in the UK has been published;
• HMRC has updated the list (List 3) of professional bodies and learned societies, approved by HMRC for the purpose of section 344 ITEPA 2003 (allowable deductions from earnings for fees and subscriptions paid to professional bodies/learned societies);
• Use P9X to find out which PAYE tax codes to change, how to change them and which codes to carry forward ready for the new tax year; and
• Use the 2021/22 rates and thresholds when you operate your payroll or provide expenses and benefits to your employees.