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Small Business Tax Dictionary

PAYE (Pay As You Earn) — UK

Pay As You Earn (PAYE) is the United Kingdom's system for collecting income tax and National Insurance contributions directly from employees' wages or salaries.

How PAYE works in the UK

Employers are responsible for calculating and deducting the appropriate tax amounts before compensating workers, then forwarding these withheld sums to HM Revenue and Customs (HMRC).

The PAYE system covers:

  • Income tax — deducted based on each employee's tax code and earnings
  • National Insurance contributions (NICs) — both employee and employer contributions
  • Student loan repayments — where applicable

Key benefits of PAYE

  • Enables continuous tax revenue collection throughout the fiscal year
  • Diminishes administrative responsibilities for employees, who don't need to file separate tax returns in most cases
  • Supports proper financial planning for workers by spreading tax payments evenly

Employer requirements

Businesses must adhere to PAYE guidelines to maintain:

  • Accurate withholding of the correct tax and NIC amounts
  • Timely remittance of funds to HMRC (usually monthly or quarterly)
  • Accurate reporting through Real Time Information (RTI) — employers must report payroll information to HMRC on or before each payday

Related terms