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For Contractors

IR35, employment status, agency rules, unpaid invoices, and contractor-specific tax and employment issues.

Reviewed 2026-05-22

Common Problems

IR35 status determination disputed

Worker vs employee status

Unpaid invoice from end client

Agency Worker Regulations 2010 rights

Right to predictable terms

Key Legal Topics

Employment Law

Rights and obligations of employers and employees, including dismissal, discrimination, pay, and TUPE.

Commercial Law

The legal framework governing commercial transactions — the sale of goods, agency relationships, exclusion clauses, and international trade.

Letter Templates

Letter Before Claim — Debt Recovery

Pre-action protocol letter from creditor to debtor before issuing a money claim in the County Court.

Legal Tools & Calculators

Notice pay calculator

Statutory vs contractual notice — the greater applies (s.86 ERA 1996).

Minimum wage compliance check

Is your hourly rate above the NMW / NLW for your age band?

Statutory interest calculator

Interest accrued on a debt or judgment over a period.

When to Get Legal Advice

IR35 disputes with HMRC have significant tax exposure — instruct a tax specialist. Worker status claims at the Employment Tribunal have a 3-month limitation that runs from the act complained of.