Dates and deadlines

Keep informed and updated

There are countless important dates to remember in the financial calendar, some of them can catch you off guard. We want you to stay in control of every important day in the business calendar, so we’ve put them together in one unified place for complete accessibility. 

If you feel like a date is missing, or need clarification on anything listed, then please get in touch with us. We’ll be more than happy to evaluate and explain what needs to be done, should you have any questions. It’s our pledge to our clients to keep them as informed as possible.

31 January 2022

  • Personal tax returns (online)

    Midnight deadline to submit online self-assessment tax returns for 2020/21.

  • Balancing payment

    Midnight deadline to pay any outstanding tax you owe from 2019/20.

  • First payment on account

    Midnight deadline to pay half of any tax owed for 2020/21.

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 January 2021 to be submitted to HMRC.

  • Company accounts filing deadline

    Deadline for filing your annual accounts is 9 months after your company’s financial year ends.

Our services

With a substantial team across multiple offices, there's no accountancy services we're not equipped to offer at the highest standard. From corporate accounting built on big firm experience to advice from our dedicated medical services division, we have specialist services to serve you. And through our membership of FY International, we can handle your overseas accounting needs, too.


International business accounting services for the post-Brexit world, including company tax, management accounts and strategic advice focused on achieving serious, sustainable growth.

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Discreet, detail-focused accountancy for individuals, based in the UK or overseas, including personal tax returns, prudent tax planning and advice on retirement strategies, property tax and inheritance.

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Accountancy services specially designed for GPs, dentists and other healthcare practitioners, including advice on business planning for general medical practices, tax planning and managing NHS pensions.

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Let’s talk today

Our tax experts will be happy to have an exploratory conversation, free of charge, so that you can discover for yourself what make Coveney Nicholls the intelligent choice for businesses and individuals in need of tax advice.