If you have mislaid or can't find your National Insurance number you can request confirmation from HMRC. They will aim to deal with your query within 15 working days and will email you to let you know if they have updated your tax code. HMRC will send you an acknowledgement that they have received the information from you. When you've got all the information to hand, use the link below to start filling in the form. your other income such as income from property or interest.if you are receiving a company pension, your pension provider tax reference number.your employer tax reference number (the University's tax reference number is 961 3201755).

your estimated income for the relevant tax year (including salary and any company pension).

your weekly amount of any State Pension / State Benefits.

your full name, including any middle name(s).

You can use the email service to let them know that your tax code is wrong and give them details of your income to help them work out your correct tax code.īefore you start to complete the online form it’s important that you have all the information below to hand. If you've received a PAYE Coding Notice and you think that the tax code is wrong, it's important to let HM Revenue & Customs (HMRC) know.

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