Tax Codes

What is a P11D Form & Who Must File It?

What is a P11D Form & Who Must File It in the UK?

The P11D form is a statutory HMRC return used by UK employers to report Benefits in Kind (BiK) provided to employees and directors outside of salary through the PAYE system. Benefits reported on a P11D include company cars and fuel, private medical insurance, beneficial loans, and other non-cash remuneration with a taxable cash equivalent. Employers […]

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What is the 64-8 Form? An Expert Guide for 2025

What is the 64-8 Form? An Expert Guide for 2025

The 64-8 form—formally known as “Authorising your agent” or the Agent Authorisation—is a legal document that empowers an appointed representative (such as an accountant, solicitor, or professional tax adviser) to interact with HM Revenue & Customs (HMRC) on your behalf regarding your tax affairs. Summary “The 64-8 form allows a taxpayer to authorise an agent

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What is CT600: How to File Corporation Tax?

What is CT600: How to File Corporation Tax?

The CT600 Tax Return is the mandatory UK Corporation Tax filing used by limited companies to report taxable profits, claim allowable reliefs, and calculate Corporation Tax owed to HM Revenue & Customs (HMRC) for each accounting period. The CT600 form is submitted alongside statutory accounts and detailed Corporation Tax computations prepared in iXBRL format, linking

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What is M1 Tax Code? Let’s Decode the UK’s Tax Puzzle

What is M1 Tax Code? Let’s Decode the UK’s Tax Puzzle

The M1 tax code is a UK PAYE emergency tax code that applies Income Tax on a non-cumulative “Month 1” basis when HM Revenue & Customs (HMRC) lacks complete employment details. Employers use the M1 tax code when a worker starts a new job without a P45, re-enters employment, or experiences a change in income

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1263L Tax Code: Really a Hidden Gem in your Paycheck?

1263L Tax Code: Really a Hidden Gem in your Paycheck?

The 1263L tax code is an HMRC PAYE tax code for UK employees who receive an increased Personal Allowance of £12,630, exceeding the standard £12,570 threshold. This enhanced allowance reflects additional entitlements, such as verified expense claims, updated employment benefits, or adjustments from HMRC reconciliations, that raise your tax-free income. A 1263L code provides £60

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