33 Free Compliance Tools

UK Business Compliance Tools

Professional-grade calculators and checkers for UK employers, contractors, and small businesses. Built for accuracy, updated for 2025.

HMRC Deadline Tracker

Your personalised HMRC filing calendar — Self Assessment, VAT, Payroll, Corporation Tax, MTD and Companies House deadlines in one place.

MTD Compliance Checker

Check if Making Tax Digital affects you and calculate HMRC late filing penalties.

Holiday Pay Calculator

Calculate holiday entitlement for irregular hours workers using the 12.07% method.

Sick Pay Calculator (SSP)

Calculate Statutory Sick Pay with waiting days and qualifying earnings check.

Pension Calculator

Auto-enrolment pension contributions for employers and employees.

Minimum Wage Checker

Check NMW/NLW compliance by age band with April 2026 rates.

Redundancy Calculator

Calculate statutory redundancy pay based on age, service and weekly pay.

Maternity Pay Calculator

Calculate SMP entitlement with 90% and flat rate periods.

Paternity Pay Calculator

Calculate SPP for eligible employees - 1 or 2 weeks paid leave.

Notice Period Calculator

Calculate statutory and contractual notice periods with PILON.

Employer NI Calculator

Calculate employer National Insurance at 15% with Employment Allowance.

IR35 Status Checker

Assess your IR35 status with our comprehensive questionnaire.

CIS Subcontractor Verifier

Verify CIS registration status and calculate correct deduction rates.

Dividend vs Salary

Find the optimal salary/dividend mix for your limited company.

VAT Threshold Monitor

Track turnover against the £90,000 VAT registration threshold.

Mileage Calculator

Calculate HMRC mileage allowance for business travel claims.

Stamp Duty Calculator

Calculate SDLT for property purchases with first-time buyer relief.

Take Home Pay Calculator

Calculate your take-home pay based on gross salary, student loan plan, and pension contributions.

Company Car Tax Calculator

Calculate Benefit-in-Kind (BIK) tax on company cars with 2026/27 rates.

Student Loan Calculator

Calculate UK student loan repayments for Plan 1, 2, 4, and Postgraduate loans.

Corporation Tax Calculator

Calculate corporation tax with marginal relief for UK limited companies.

Dividend Tax Calculator

Calculate tax on UK dividends with current rates and band breakdown.

Expenses & Allowances

Calculate allowable business expenses for contractors with tax savings.

Pension Contributions

Calculate optimal pension contributions with tax relief and retirement projections.

Net-to-Gross Calculator

Calculate the gross salary required to achieve your desired take-home pay.

Umbrella vs Limited

Compare take-home pay between umbrella company and limited company options.

Capital Gains Tax

Calculate CGT on shares, property, and business assets with BADR relief.

R&D Tax Credits

Estimate R&D tax relief under SME, RDEC, or merged schemes.

Directors Loan Tax

Calculate S455 tax and benefit-in-kind on overdrawn directors loans.

CIS Deductions

Calculate Construction Industry Scheme deductions for subcontractor payments.

Benefit in Kind

Calculate the tax on employee perks like health insurance and gym memberships.

Trivial Benefits

Check if small gifts qualify as tax-free trivial benefits (£50/£300 limits).

Annual Investment Allowance

Calculate first-year capital allowances on plant and machinery (up to £1M).

Free Guides

UK Tax & Compliance Guides 2026/27

In-depth guides with worked examples, HMRC thresholds, and FAQs — updated for the current tax year.

IR35 Status Checker Guide

Employer NI Calculator Guide

Take-Home Pay Calculator Guide

Dividend vs Salary Guide

CIS Calculator Guide

MTD Compliance Checker Guide

Holiday Pay Calculator Guide

Minimum Wage Checker Guide

Capital Gains Tax Guide

Stamp Duty Calculator Guide

Redundancy Calculator Guide

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