Tax Calendar: Important Dates & Deadlines
Now updated with April dates, here's a list of important tax dates and deadlines for the coming months.
March - April 2018
- 1st - 2016/17 Self Assessment payment now 30 days late = 5% charge on the tax owing on that day.
- 13th - Budget Day - The Spring Budget Day.
- 31st - Closing date to claim for the Winter Fuel Benefit for this year.
- March - Last minute tax planning. Double check you have availed of all relevant allowances/ exemptions for capital gains tax, inheritance tax, ISA's and pension. Check out our article on making the most of your annual allowances.
Below dates relevant for Employers only.
- 1st - Last chance to pay any balance of 2016/17 tax and Class 4 NICs to avoid an automatic 5% late payment penalty.
- 1st - New advisory fuel rates for users of company cars effective from today.
- 19th (22nd if paid electronically) - PAYE, Nat. Ins.,Student Loan & CIS monthly deductions due. Last day to send in Employer Payment Summary's (EPS) for month ended 5th March.
- 1st - Introduction of the new 16.5% VAT flat rate for businesses with limited costs. More Info here.
- 5th - End of 2016/17 tax year. Last chance to avail of annual exemptions for capital gains tax, inheritance tax, pension allowances and ISA's
- 5th - Last chance to use up any unused pension allowance from 2014/15; or to claim back any overpaid tax from 2013/14; or to top up your NI contributions for the sake of your state pension for 2011/12.
- 6th - New tax year commences as do any tax changes such as the increase in the basic personal allowance to £11,850
- 6th - HMRC issue Self Assessment Returns and Notices to Complete a Return for the year to 5 April 2018.
- 30th - Last chance to avoid the £10 a day additional penalty on outstanding 2016/17 Self Assessment tax return.
Below dates relevant for Employers only
- 6th - Employers must check their payroll software incorporates the 2018-19 changes from today. Also make sure any relevant changes to employees tax codes for the 2018/19 year have been made.
- 19th - Your final Full Payment Submission (FPS) for the 2016-17 year should be returned by today.
- 19th (22nd if paid electronically) - 1st quarter PAYE/Nat. Ins. payments due for period 6th Jan to 5th April 2017.
- 19th (22nd if paid electronically) - PAYE, Nat Ins, Student Loan & CIS monthly deductions due.
- 19th (22nd if paid electronically) - Interest is charged on any outstanding PAYE/CIS from 2016/17.
If there are any relevant tax dates we are not presently including in our tax calendar, please feel free to contact us to request their inclusion.
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This article was published in our Tax Calendar section on 02/04/2018.
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