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Section 24 Tax Impact Calculator

Pre vs post-Section 24 tax comparison + limited company model — Excel

Shows exactly how Section 24 affects your rental income tax bill. Enter your rent, mortgage interest, expenses, and tax band — the sheet calculates your tax under old rules vs current Section 24 rules side by side. Includes a limited company comparison tab.

What's included

  • Pre-Section 24 vs post-Section 24 tax comparison
  • Net income and tax bill side by side
  • Limited company (corporation tax) comparison tab
  • Supports basic, higher, and additional rate taxpayers
  • Shows extra tax cost attributable to Section 24
  • Simple model — consult a tax adviser for full picture

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