• Employer Deadlines
  • Self Assessment Deadlines
  • March

    2026

    01.03.2026
    • Advisory Fuel Rates

      New Advisory Fuel Rates (AFR) for company car users apply from today. The rates can be found by visiting https://www.gov.uk/government/publications/advisory-fuel-rates

    19.03.2026
    • PAYE, Student loan and CIS deductions are due for the month to 5 March 2026

      This deadline is relevant to employers who have made PAYE deductions from their employees’ salaries and to contractors who have paid subcontractors under the CIS.

      Employers are required to make payment to HMRC of the income tax, national insurance and student loan deductions. Contractors are required to make payment to HMRC of the tax deductions made from subcontractors under the CIS.

      Where the payment is made electronically the deadline for receipt of cleared payment is 22nd March 2026.  In year interest will be charged if payment is made late. Penalties also apply.

  • March

    2026

    03.03.2026
    • 5% late payment penalty on any 2024/25 outstanding tax which was due on 31 January 2026 and still remains unpaid

      This deadline is relevant to individuals who need to complete a self assessment tax return and make direct payments to HMRC in respect of their income tax, Classes 2 and 4 NI, capital gains tax or High Income Child Benefit Charge liabilities.

      The balance of any outstanding income tax, Classes 2 and 4 National Insurance, capital gains tax and High Income Child Benefit Charge for the year ended 5th April 2025 was due for payment by 31st January 2026.  Where the payment is made late interest will be charged. On 3 March 2026 a late payment penalty of 5% will be added to the outstanding liability.

      If we have already dealt with this matter on your behalf you need take no action.

    31.03.2026
    • Last minute planning for tax year 2025/26

      The final deadline of 5th April 2026 is relevant to individuals who have not considered year end tax planning issues.  These issues include:

      • utilising your annual capital gains tax exemption
      • utilising your annual inheritance tax exemption for gifts
      • utilising your annual Individual Savings Account investment limit (ISA)
      • making additional pension contributions for 2025/26.

      Please do get in touch if you would like any further advice on these or any other issues.