Dates & deadlines

19 June 2021

  • Monthly postal PAYE/class 1 NICs/student loan payment

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

  • CIS return

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

21 June 2021

  • Intrastat

    Due date for payment of supplementary declarations for May 2021.

22 June 2021

  • Monthly electronic PAYE/class 1 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.

30 June 2021

  • Company accounts filing deadline

    Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 30 June 2020 to be submitted to HMRC.

  • CT61

    End of CT61 quarterly period.

01 July 2021

  • Corporation tax payment

    Corporation tax payment due for year end 30 September 2020, for those companies not liable to pay their liability by instalments.

06 July 2021

  • PAYE settlement agreements

    Final date for agreeing any PAYE settlement agreements for 2020/21.

07 July 2021

  • VAT return

    Due date for May VAT returns unless exempted.

Talk to us about upcoming deadlines

From high-level advice with the future in mind to practical, hands-on support with the day-to-day challenges of running a business, Alton & Co offers every accountancy service you could need. From corporation tax returns to personal tax planning, from bookkeeping to business startup, our team is ready to join you on your journey to growth.