IR35 Shield | The trusted partner for compliance-focused businesses

IR35 certainty. Powered by technology, protected by experts.

The trusted partner for compliance-focused businesses.
Total confidence with status tools, consultancy and IR35 defence.

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IR35 status
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experience

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The UK's first
IR35 status tool

200,000

over

IR35 assessment milestone achieved!

IR35 Status Assessments

and counting...

Trusted by thousands of proactive businesses every day

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Future-proof your business

IR35 compliance checks and investigations are causing costly problems for hiring firms.

Be confident your organisation is in the right hands. Our unique blend of exceptional technology, protected by a team of proven experts will safeguard your business now and in the future.

Future-proof

Your time matters. Unburden your teams.

Your business doesn't need to have experts to navigate the IR35 rules, that's what we're here for. Trust IR35 Shield to guide your compliance, whilst you look after your teams and your business.

Peace of mind for your business
Peace of mind for your business

Join hundreds of other teams and partner with us. You can be certain that your IR35 compliance is in the best hands.

Focus on what matters to you
Focus on what matters to you

IR35 compliance obstructing your current role? We've got it covered, spend less time on IR35 and more time doing what you love.

Our expertise at your fingertips
Our expertise at your fingertips

Our team is ready to help, with proven success in recent investigations and tribunals. IR35 compliance; it's what we do.

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Adaptive

IR35 Shield gives us peace of mind that we are doing things correctly and, when we need to demonstrate our compliance, we have a solid defence team behind us.

Marie Downes

Chief Talent Officer - Adaptive

Read about our investigation success

Loved by our partners and their teams

Don't just take it from us, listen to some of the reasons our partners recommend IR35 Shield.

IR35 Shield saves us time, and its robustness leaves us comfortable in the knowledge that our workers have been assessed properly.

Debbie Chinn

Debbie Chinn

HR Advisor - PGA

IR35 Shield ensures our assessment process is robust and compliant. The added benefit of Monitoring gives us peace of mind that potential tax risks arising during contracts are easily identified and resolved.

Richard Mossman

Drew Horrocks

Head of UK TA Operations - Petrofac

The assessment being weighted fairly across all factors gives us the confidence to reassure our clients that the outcome is correct.

Katherine Miller

Katherine Miller

Head of Legal and Audit - La Fosse

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NEW
IR35 Academy

IR35 training. Proof for HMRC, best practice for your business.

HMRC investigations request proof that you've trained your staff on IR35 and off-payroll. Our online training makes IR35 simple, educates your team and demonstrates your compliance to HMRC.

Find out more

We've got your back

When HMRC challenge your IR35 compliance, our expert team is here to minimise your stress. With professional fees covered, we'll take care of the entire defence process and help resolve any investigation quickly.

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Tax Investigation Service

Automate your workflow. Save time and do it right.

From our market-leading IR35 status tools through to our expert defence services, legal assistance and more, we've got your IR35 compliance covered.

Get a definitive result every time with our IR35 status tools

We lead the way with technological innovations, introducing the UK's first IR35 status tool in 2009. Our unparalleled level of detail and case-law led approach means you can trust our tool's accuracy every time.

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Proven experts

Relax and let the proven experts protect your business

IR35 investigations happen all the time and can be costly and time consuming. Our extensive IR35 tax tribunal experience keeps us current, informing our approach to keeping you safe. With our proven track record of quickly closing down investigations, you can be confident you're covered by the right team.

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Hire with confidence. Our legal team is here whenever you need us

Engage your contractors reliably. Our team of legal experts has decades of IR35 experience, and can secure your contracts, stress test your processes and safeguard your business.

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Why companies large and small trust IR35 Shield

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000,000

IR35 status assessments delivered to our customers. And counting.

0.0

The average recommendation score from our customers.

0000

The year we built and released the UK's first IR35 status tool.

000%

Definitive IR35 status results. Inside or outside IR35, no indeterminates.

00

Over 20 years of experience at the cutting-edge of IR35.

£000K

Defence cost cover available with our Tax Investigation Service.

We know the details so you don't have to

We keep our finger on the pulse of IR35. You can trust our advice and guidance is always up to date.

Does IR35 apply to overseas contracts? Explaining the overseas exemptions

The off-payroll rules apply only to contracts where either the client is a UK tax resident or the work is carried out in the UK...

Read more
As a small company, should you assess your contractors IR35 status?

The IR35 reforms that came into effect in April 2021 do not affect small companies. Nonetheless, some small companies...

Read more

Success stories from businesses like yours

Markel

Markel Tax has been providing advice and guidance on IR35 and underwriting IR35 based insurance policies for 20 years, and we are delighted to be working with IR35 Shield to help firms manage the risks associated with the new off-payroll reforms.

Paul Mason

Head of Tax Partnerships

Clemtech

Our clients look to us to provide straightforward access to key skills and flexible labour. IR35 Shield helps us achieve this by minimising the pain of off-payroll compliance for our clients, while effectively mitigating the risk for all parties in the supply chain.

Kelly Futcher

Head of finance

Read the case study
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