Customs duty, also known as import duty, is a tax imposed by the government of a country on goods that are brought into the country from another country for trade. The rate of customs duty varies depending on the type of goods, their value, and the country of origin.

For goods coming into the United Kingdom from other countries, customs duty is typically charged at a rate that is based on the value of the goods, the country of origin, and any applicable trade agreements. The UK has several different tariff rates, including standard rates, reduced rates for some types of goods, and duty-free allowances for certain items.

The UK has left the European Union (Brexit), so the rules and rates for customs duty may have changed. For the most current information on customs duty in the UK, you should consult the UK government's customs and excise guidance or contact HM Revenue & Customs (HMRC).

If you are bringing goods into the UK, you will need to declare the goods to UK customs and pay any customs duty that is due. The process for declaring goods and paying customs duty will depend on the value of the goods, the type of goods, and your reason for bringing them into the UK.

It's important to note that customs duty is just one of the potential costs associated with importing goods. Other costs may include VAT (Value Added Tax), excise duty, and other fees or charges.