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P45

(UK, Ireland) A form that an employee receives when they terminate their employment, detailing income for social security and taxation purposes for the current financial year.

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#1·Apr 27, 2026UK

(UK, Ireland) A form that an employee receives when they terminate their employment, detailing income for social security and taxation purposes for the current financial year.

Origin: The form number designated by Britain's HM Revenue and Customs department. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).
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