
SEIS/EIS advance assurance
Secure SEIS/EIS Advance Assurance quickly to attract investors with tax relief. Navigate HMRC requirements efficiently and validate your startup eligibility.
SEIS/EIS advance assurance is priced on application and takes 6–10 weeks (HMRC dependent).
TL;DR
- HMRC pre-approval so investors get up to 50% tax relief.
- Timeline: 6–10 weeks (HMRC dependent). Price: £1,500.
- Includes: eligibility review and application drafting.
What's included
- Eligibility review against current HMRC rules
- Companies House and share structure review
- Application drafting and submission
- HMRC liaison through to determination
- Post-approval investor pack with compliance certs and share-issue templates
How we work together
Pick the engagement mode that fits where you are.
Coached prep of your SEIS/EIS advance assurance application.
Book a sprintFull advance assurance application drafted and submitted by our team.
Brief our teamSEIS/EIS-specialist partners run the application end-to-end.
Find a partnerFrequently asked
How much does it cost?›
Price on application.
What's included?›
Eligibility review, structure review, application drafting and submission, HMRC liaison, post-approval investor pack.
Who is it for?›
UK pre-seed founders raising from angels.
More in Set up
Get the company, cap table and compliance investor-ready.
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Form your company with a solid legal foundation. Establish vesting schedules and articles for your startup structure.
ViewCap table & equity
Manage your cap table effectively and grant task-level options to collaborators. Structure equity for startup growth.
ViewTax-efficient share schemes
Implement EMI, CSOP, or growth shares to attract and incentivise key talent without unexpected tax burdens for your startup.
ViewReady to talk about seis/eis advance assurance?
We'll confirm scope, timeline and price in a 30-minute call.







