The tax environment for limited companies in 2025 and 2026 is less about dramatic new taxes and more about higher scrutiny, tighter compliance, and better record‑keeping expectations.

While corporation tax rates themselves are stable, the rules around governance and reporting are becoming more robust.

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Corporation tax rates remain the same – but planning matters more

For 2025 and 2026:

• Small profits rate: 19% (profits up to £50,000)
• Main rate: 25% (profits over £250,000)
• Marginal relief still applies between the two thresholds

Even without rate changes, more companies are drifting into higher‑rate territory due to:

• Inflation‑driven turnover increases
• Frozen thresholds
• Reduced allowances elsewhere (e.g. dividends)

✅ Director tip:
Regular profit forecasting is now essential — not optional.

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Greater visibility through digital reporting

Although MTD for Corporation Tax is not yet compulsory, HMRC’s long‑term direction is clear:

• More digital records
• Cleaner bookkeeping
• Faster access to data

Companies already using good software will find future changes far easier to adapt to.

✅ Preparation strategy:
Treat 2025–26 as a transition period to modern systems rather than waiting for a formal mandate.

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Increased compliance focus for small companies

HMRC and Companies House are both using more cross‑checking:

• Corporation tax ↔ Companies House data
• Payroll and dividend reporting
• Director loan accounts

Errors are easier to spot and harder to explain later.