1 April 2024 – Due date for corporation tax due for the year ended 30 June 2023.

19 April 2024 – PAYE and NIC deductions due for month ended 5 April 2024. (If you pay your tax electronically the due date is 22 April 2024).

19 April 2024 – Filing deadline for the CIS300 monthly return for the month ended 5 April 2024. 

19 April 2024 – CIS tax deducted for the month ended 5 April 2024 is payable by today.

30 April 2024 – 2022-23 tax returns filed after this date will be subject to an additional £10 per day late filing penalty for a maximum of 90 days.

1 May 2024 – Due date for corporation tax due for the year ended 30 July 2023.

19 May 2024 – PAYE and NIC deductions due for month ended 5 May 2024. (If you pay your tax electronically the due date is 22 May 2024).

19 May 2024 – Filing deadline for the CIS300 monthly return for the month ended 5 May 2024. 

19 May 2024 – CIS tax deducted for the month ended 5 May 2024 is payable by today.

31 May 2024 – Ensure all employees have been given their P60s for the 2023/24 tax year.

Source:HM Revenue & Customs | 10-03-2024
author avatar
CIGMA Accounting
CIGMA Accounting Ltd is a forward-thinking accounting and tax firm based in London, dedicated to delivering high-quality compliance, tax planning, and business advisory services to entrepreneurs, landlords, and growing SMEs. With offices in Wimbledon and Farringdon, we combine local expertise with a tech-driven approach to simplify accounting. Our services include corporation tax filing, VAT compliance, HMRC investigation support, R&D tax credit claims, capital allowances optimisation, and bookkeeping automation. What sets CIGMA apart is our ability to blend traditional accounting rigour with AI-powered systems that reduce errors, save time, and provide real-time financial insights. Our team ensures that every client - from startups to high-net-worth individuals - receives a bespoke solution aligned with their growth goals. Whether you need strategic tax planning, help with HMRC disclosures, or a full outsourced finance function, CIGMA Accounting delivers clarity, compliance, and confidence.