Key Tax Dates for businesses in Autumn 2018 including September, October, November and December
30: Reclaim VAT on supplies from other EU countries if not already claimed in your regular tax return.
5: Deadline for registering income not fully taxed or any capital gains tax liabilities for the 2017/2018 tax year.
19: Income tax and NI due under a voluntary PAYE Settlement Agreement paid to HMRC electronically.
31: Self-assessment tax return dadline for paper returns for the year ended 5 April.
2: Send P46 (Car) relating to the quarter ending 5 October.
30: Deadline for online tax returns if you want HMRC to collect any underpayment through your PAYE tax code.