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Complete IR35 Guide

Our complete IR35 guide provides an extensive overview of what IR35 is, how it can impact you as a contractor, and how you can ensure you are operating legally outside or inside of IR35.

Last updated
July 25, 2025

What's inside the guide?

  • What is IR35
  • Who IR35 impacts
  • Planning for IR35
  • IR35 Action Plan
  • Umbrella companies
  • Working inside/ outside IR35

What happens next?

We'll send the guide to the email that you choose. You'll also be redirected to a page where you can download the guide again.

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What can GoFoma help with?

We'll send the guide to the email that you choose. You'll also be redirected to a page where you can download the guide again.

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IR35 Assessment - Check IR35 Status for Tax
CalculatorsIR35 Assessment - Check IR35 Status for Tax

Our inside IR35 calculator helps contractors and freelancers quickly determine their IR35 status by answering key questions about working practices, control, and substitution rights. This free assessment tool evaluates HMRC's off-payroll working rules to identify whether you fall inside or outside IR35 for tax purposes.

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Complete IR35 Guide

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