Corporation Tax (UK)
Definition
The tax UK companies pay on their profits, including trading profits, investment income and chargeable gains. Companies must file a return and pay by set deadlines after their accounting period ends.
Related Terms in International Tax
National Insurance (UK)
UK contributions paid by employees, employers and the self-employed that fund state benefits and pensions. Different classes and rates apply depending on employment status and earnings.
Self Assessment (UK)
The UK system through which individuals with untaxed income — the self-employed, landlords and others — report income and pay tax by filing a return each year, rather than having all tax collected at source.
P60
A UK end-of-year certificate an employer gives each employee showing total pay and the tax and National Insurance deducted during the tax year. It is used to check tax and support claims and returns.
P45
A UK document an employer provides when an employee leaves, detailing pay and tax to the leaving date. The employee gives it to their next employer so that tax continues to be deducted correctly.
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