The IR35 Radar blog
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Everything on this site: live market data pages, evergreen guides, and the tax cluster.
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- Inside IR35 explained — what it means for your contract
- Umbrella vs limited company: the 2026/27 comparison
- Umbrella vs limited company after IR35
- Umbrella company checklist: 12 checks before you sign
- Choosing a contractor accountant
- Contractor insurance: what you need and what it costs
- Your first contract: the complete checklist
- How to negotiate a higher day rate
- The contractor CV that gets replies
- Contractor mortgages: how lenders assess day-rate workers
- The CEST tool explained
- Off-payroll working rules: who decides your IR35 status
- When the agency says inside IR35
- AWR: agency workers regulations for contractors
- How to find genuine outside-IR35 contracts
- What's a good day rate in 2026?
- What 'outside IR35' actually means
- There is no HMRC-approved umbrella list — here's what to check instead
- IR35 insurance: what it covers, what voids it
- Professional indemnity, decoded
- VAT for your limited company
- Claimable expenses, honestly explained
- Contractor mortgages: what you can borrow
- Pensions: the contractor's last great tax shelter
- Beyond the job boards: direct end-client work
- Contracting vs a permanent job, in numbers
- Notice, termination and getting paid
- Two contracts at once: what's actually allowed
- PSC setup in 12 steps
- Umbrella fees: fair vs rip-off
- £400–£500 per day outside-IR35 contracts
- Fully remote outside-IR35 contracts
- Hybrid London outside-IR35 contracts
- New outside-IR35 contracts today
- The IR35 small client exemption
- Who decides your IR35 status?
- Inside vs outside IR35: what actually changes
- Substitution: the right that has to be real
- Control: who decides how the work is done
- Mutuality of obligation, without the jargon
- The Status Determination Statement, decoded
- Pushing back when the agency says 'inside'
- The 24-point outside-IR35 evidence checklist
- Reading a contract like a status specialist
- CEST, SDS and contract review: who decides what
- What changed in the off-payroll rules for 2026/27
- Surviving an HMRC status enquiry
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