🇬🇧 UK Business & Tax Calculators Suite (2026)
15 free interactive tax, compliance, and financial estimators for UK Limited Company directors, property investors, freelancers, and non-resident founders.Updated for HMRC 2025/2026 tax bands, DTT relief rules, and Companies House annual filing requirements.
🔴 High Priority Corporate & Personal Tax
Essential tax estimators for UK LTD directors, sole traders, and non-resident shareholders.
UK Self Assessment Tax Calculator
Calculate total UK Income Tax & National Insurance liability combining director salary, freelance profit, UK rental income, and dividend earnings.
UK Corporation Tax & Marginal Relief Calculator
Calculate exact Corporation Tax liability using 19% Small Profits Rate, 25% Main Rate, and Marginal Relief for profits between £50,000 and £250,000.
UK Tax & Dividend Optimizer Calculator
Find optimal director salary (£12,570), dividend tax tiers (10.75%/35.75%/39.35%), Class 1 vs 2/4 NI, and SIPP pension tax relief.
🟠 Capital Gains, Property & Landlord Taxes
Property sale CGT, non-resident landlord NRLS tax, and stamp duty land tax estimators.
UK Capital Gains Tax (CGT) Calculator
Calculate CGT on UK residential property sales (18%/24%) and stocks/crypto (10%/20%) incorporating the annual £3,000 CGT allowance.
UK Non-Resident Landlord (NRL) Property Tax Estimator
Estimate UK rental income tax liability for overseas property owners under HMRC Non-Resident Landlords Scheme (NRLS) and NRL1 approval rules.
UK Stamp Duty Land Tax (SDLT) Calculator
Calculate UK property purchase tax including +5% Buy-to-Let / Second Home surcharge and +2% Non-Resident Overseas Buyer surcharge.
🟡 Payroll, R&D Tax Relief & Entity Selection
PAYE payroll deductions, tech RDEC credits, and Sole Trader vs LTD breakeven tools.
UK Sole Trader vs LTD Tax Savings Calculator
Compare side-by-side tax liabilities to find your exact profit breakeven threshold (~£28,000) for forming a UK Limited Company.
UK Payroll & PAYE Tax Calculator
Calculate Employer NI (13.8%), Employee NI (8%), PAYE Income Tax deductions, and Workplace Pension auto-enrolment contributions.
UK R&D Tax Credit Estimator (Tech & IT)
Estimate tax reductions and cash refunds under the Merged RDEC 20% scheme for software engineering and IT contractor payroll.
🔵 VAT Compliance & Cross-Border Tax
£90,000 VAT registration limit, voluntary VAT decision tools, and DTT comparison.
UK VAT £90,000 Threshold & Scheme Calculator
Track rolling 12-month UK turnover against the £90,000 VAT registration threshold and compare Flat Rate Scheme vs Standard 20% VAT.
Should I Register for UK VAT? Quiz Tool
Interactive decision tool evaluating Voluntary vs Mandatory registration, overseas reverse charge, and Flat Rate vs Standard VAT.
UK vs Pakistan Tax Comparison Tool
Compare UK LTD dividend taxation against Pakistan FBR IT Export 0.25% tax exemption under UK-Pakistan Double Tax Treaty Article 22.
🟢 Company Setup, Late Penalty & Banking Tools
Companies House incorporation costs, HMRC late filing penalty estimators, and bank approval odds.
UK LTD Overseas Formation & Compliance Cost
Calculate Companies House incorporation fees, London registered address, Wise business bank setup, CS01 & CT600 accounting costs.
HMRC & Companies House Late Filing Penalty Estimator
Calculate statutory penalties for late Confirmation Statements (CS01) & CT600 accounts, HMRC late interest (7.5%), and appeal odds.
UK Business Bank Account Approval Probability Checker
Check non-resident approval odds for Wise Business, Revolut, Tide, and WorldFirst and receive custom bank setup recommendations.
Frequently Asked Questions (UK Business & Tax)
Quick authoritative guidance on UK tax thresholds, Corporation Tax rates, VAT limits, non-resident LTD rules, and property NRLS tax.
Need Personal Guidance from a UK Tax & Legal Specialist?
Get your UK LTD formation, HMRC tax filings, CT600 accounts, and VAT returns handled directly by licensed advocates and PTIN registered tax professionals.