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Tax Calendar: Important Dates & Deadlines November - December 2017

Now updated with December dates, here's a list of important tax dates and deadlines for the coming months.

November 2017 (note 19th a Sunday, so empl0yer payments due 17th, if not electronic)

  • 1st £100 fine for late paper 2017 Self Assessment return (Not relevant if making online Self Assessment return).
  • 1st Any self assessment tax return form issued after this date will not be due by the 31st Jan 2018. You have 3 months from the date oif issue on the tax return form. (This 3 month return window also applies to due dates of balancing payments and CGT.)
  • 22nd Budget Day! 

Below dates are relevant for Employers only 

  • 2nd Deadline to notify HMRC of changes to employees car/fuel benefit (P46) from previous quarter.
  • 17th (22nd if paid electronically) PAYE, Nat. Ins.,Student Loan & C.I.S. Monthly deductions due.

December 2017 

  • 30th Online deadline for 2016/17 self assessment tax returns for those who wish HMRC to collect tax owing (if under £3,000), through the employees 2018/19 PAYE tax code.

Below dates are relevant for Employers only

  • 19th (22nd if paid electronically) PAYE, Nat. Ins.,Student Loan & C.I.S. Monthly deductions due.
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This article was published in our Tax Calendar section on 01/11/2017.

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