Tax and business calendar

Details of compliance and regulatory deadlines.

To see expired deadlines, please use the following link: Expired deadlines

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30 Sep 2017

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 30 September 2016 to be submitted to HMRC.

  • CT61

    End of CT61 quarterly period.

  • Company accounts filing deadline

    Deadline for filing your financial statements/accounts with Companies House is 9 months after the period end.

01 Oct 2017

  • Corporation tax payment

    Due date for payment of corporation tax for year ended 31 December 2016, for those companies not liable to pay their liability by instalments.

  • Auto-enrolment staging dates

    Auto-enrolment staging date for new employers with PAYE income first payable between 1 April 2015 and 31 December 2015.

05 Oct 2017

  • Income tax and captial gains

    Deadline to notify chargeability for income tax or capital gains tax if not registerd for self-assessment for 2016/17.

07 Oct 2017

  • VAT return

    Due date for August VAT returns unless exempted.

14 Oct 2017

  • EC sales list

    Deadline for paper monthly or quarterly return filing.

19 Oct 2017

  • PAYE/class 1 NICs quarterly payment

    Quarter 2 (2017/18) PAYE/NIC payment due where paid by cheque. The cheque must be with HMRC by this date in order to avoid automatic interest charge.

  • Postal monthly PAYE/class 1 NICs/student loan payment

    If paying by cheque, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

  • PAYE settlements

    Tax and class 1B national insurance contributions due on PAYE settlements for 2016/17. If paying by cheque this must be with HMRC by today.

  • CIS return

    Construction Industry Scheme: monthly return due for period to 5th of month.

21 Oct 2017

  • EC sales list

    Deadline for online monthly or quarterly return filing.

  • Intrastat

    Due date for payment of supplementary declarations for September 2017.

22 Oct 2017

  • PAYE settlements

    You must pay any tax and national insurance owed under a PSA by 22 October after the tax year the PSA applies to (19 October if you pay by post).

  • PAYE/NIC electronic quarterly payment

    Quarter 2 (2016/17) PAYE/NIC payment due where paid electronically in order to avoid automatic interest charge.

  • Electronic monthly PAYE/class NICs/student loan payment

    If paying electronically, pay PAYE, class 1 NICs, student loan deductions and deductions from payments to subcontractors for the month up to the 5th of this month.

31 Oct 2017

  • Paper self-assessment

    Deadline for paper submission of self-assessment tax return for tax year ended 5 April 2017.

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 October 2016 to be submitted to HMRC.

  • Company accounts filing deadline

    Deadline for filing your financial statements/accounts with Companies House is 9 months after the period end.

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Expired deadlines

Details of expired compliance and regulatory deadlines.

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SJD Accountancy are the UK's largest specialist provider of fixed fee, Limited company accountancy services to contractors; we've been acting for contractors across the UK since 1992 and have more than 15,000 clients.

We are the only national specialist firm of contractor accountants with offices nationwide. SJD Accountancy has more qualified staff than any other firm in our market with qualifications from the following major tax and accountancy bodies - ATT, AAT, CTA, ACCA, CA, ACA and FCCA.

  • Unlimited face to face meetings. This is a unique service only SJD Accountancy offers - unlimited face to face meetings across the UK - tax is complicated and sometimes only a meeting will do.
  • UK's Largest contractor accountants with more qualified staff. No call centres, no outsourcing, no automated call handling. Simply telephone, email or meet your own dedicated accountant face to face.
  • Money back service guarantee. All your Emails received by 4pm on any normal working day will be answered the same day. Should it be necessary to leave a telephone message it will be answered same day/following day latest or we will make a full refund of that months fee.
  • Outstanding reputation. We have won more awards for customer service and accountancy excellence than any other firm in our market, including: Best Accountant for Contractors, Accountant of the Year and Best Professional Service Team to name just a few.
  • All inclusive low cost fixed fee accountancy package which includes completion of accounts*, payroll bureau, dividends and corporation tax computations, personal taxation, free bookkeeping software, your own dedicated accountant* and all company returns for a fixed fee starting from £120 plus VAT per month. Check our packages for more detail.

If you have any questions about contracting or would like any further advice please call our new client services helpdesk on 01442 275789 or email: janice@sjdaccountancy.com. Our new client services helpdesk is open Monday to Friday (8am to 6pm).

Appoint SJD Accountancy and never worry about your tax or accountancy affairs again.

Form your own Limited company with SJD - our same day online company formation service includes company bank account set up, VAT/PAYE registration and advice on optimum share structure. 

You may also find the following pages, guides and case studies useful:

*If you would like us to complete your company year end accounts we simply ask that you have been a client of SJD for one year or have made 12 monthly payments. All accountants are part or fully qualified.