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Get help classifying computers, inkjet and toner cartridges and their components.

• Updated: 20 December 2018

Guide to licensing procedure and other restrictions for export of controlled dual-use items, software and technology, goods for torture and radioactive sources.

• Updated: 7 July 2025

Correct mistakes with pay and deductions including National Insurance (NI), amend errors in FPS payroll reports, correct payments to HMRC.

• Your PAYE bill is not what you expected

  Every month you have to pay HM Revenue and Customs (HMRC) what you owe as…

• You made a mistake in your FPS or EPS

  Your PAYE bill might be wrong if you made a mistake in your Full Payment…

• You paid HMRC the wrong amount

  What you need to do to correct a payment depends on whether you paid too…

• You paid your employee the wrong amount or made incorrect deductions

  You can correct a mistake with an employee’s pay or deductions by updating…

Find software to file incorporations (registering a new company), changes to company details (such as directors and company secretaries) and mortgages and loan guarantees.

Correct an original registration with the register office or GRO - what corrections can be made, who can apply, how long it takes

Correct the original registration with the register office or GRO - find out what corrections can be made, who can apply, how long it takes, what they look like

Find out what commercial software you will need to report self-employment and property income to HMRC.

• Updated: 24 October 2025

Having right of abode means you're allowed to live or work in the UK without any immigration restrictions - apply for a certificate of entitlement to prove you have it.

Keep systems and data safe with the appropriate level of security.

• Updated: 31 March 2021

A summary of the types of scientific advice available at the MHRA, the process for getting advice and the fees involved.

• Updated: 23 October 2025