Corporation Tax on Bank Interest: How It Works
How is bank interest taxed for UK limited companies? Learn the CT600 treatment, reporting requirements, and how to reduce your corporation tax on savings interest.
Plain-English guides to UK Corporation Tax and CT600 filing.
How is bank interest taxed for UK limited companies? Learn the CT600 treatment, reporting requirements, and how to reduce your corporation tax on savings interest.
What are the penalties for filing your CT600 late? Understand HMRC penalty rates, interest charges, and how to avoid or appeal late filing penalties.
How UK small and medium-sized companies can claim R&D tax credits. Covers eligibility, qualifying costs, calculation examples, the merged scheme, and how to include R&D relief on your CT600.
How employer pension contributions reduce your CT600 corporation tax bill. Limits, timing rules, and how to claim the deduction for your limited company.
Find the most tax-efficient director salary for 2025/26. We explain the NIC thresholds, employer costs, and how to save thousands through your limited company.
How does marginal relief work for UK corporation tax? Plain-English explanation of the 19%-25% band, the formula, worked examples, and how to claim on your CT600.
Is employer NIC an allowable deduction for corporation tax? Yes. Learn how employer National Insurance works, current rates, the Employment Allowance, and how to claim on your CT600.
How long does an HMRC corporation tax refund take? Typical timescales, what causes delays, how to chase a late repayment, and tips to get your refund faster.
Got a CT600 late filing penalty? You may be able to appeal. Step-by-step guide to HMRC penalty appeals, reasonable excuses, and time limits.
File your CT600 without an accountant in 2026. What you need, how to prepare accounts, calculate tax, and submit to HMRC.
Making Tax Digital is coming for corporation tax. Learn what changes to expect, likely timelines, and how to prepare your company.
How UK companies pay corporation tax on crypto. Buying, selling, mining, staking, DeFi, and NFTs — what goes on your CT600.