Back to All Grants
🇬🇧 United Kingdom
HM Revenue & Customs (UK)
r and d credit

HMRC R&D Tax Relief (ERIS 27% Intensive / RDEC 20%)

Reclaim up to 27p in cash per £1 of qualifying R&D spend for loss-making R&D intensive SMEs under the Enhanced R&D Intensive Support (ERIS) scheme.

Maximum Funding
Up to 27% Payable Tax Credit for R&D Intensive Startups
27% Match Rate
Assessor Audit Rule
Standard Invoicing
Direct proof of EFT payment
Eligibility Limits
< 50 Staff
< 120 mo trading
Review & Speed
30–40 Days Post-CT600 Submission
Non-Repayable Grant

Scheme Overview & Underwriting Criteria

Under the UK’s merged R&D tax framework and the ERIS (Enhanced R&D Intensive Support) scheme, loss-making startups whose qualifying R&D spend represents at least 30% of total expenditure can claim a payable tax credit of up to 26.97% directly into their bank account.

Approved vs. Ineligible Expenditure Schedule

Approved Costs (Assessor Will Fund)
  • •Direct engineering, software development, and technical staff gross payroll & pensions
  • •Subcontracted R&D activities and externally provided workers (EPWs)
  • •Cloud computing services, hosting infrastructure, and specialized dataset licenses
  • •Software prototyping licenses and laboratory consumables consumed in R&D
Strictly Ineligible (Instant Rejection)
  • •Production and distribution of goods or commercial maintenance
  • •General administrative salaries, HR, and marketing outlays
  • •Rent, commercial rates, and general office heating/electricity
  • •Capital investments (must claim Research and Development Allowances instead)

Required Documents & Assessor Submission Pack

Mandatory HMRC Additional Information Form (AIF) submitted before CT600
Clear explanation of the technological uncertainty and scientific advance
Name of the competent internal technical professional leading the project
Detailed breakdown of qualifying expenditure by project

Common Disqualification Red Flags

Failure to submit the digital AIF form prior to filing company tax return CT600
Claiming standard web or software design work without technological uncertainty
Submitting non-arm’s length overseas subcontractor costs without meeting exceptions
Failing HMRC compliance check audit on time logs and technical credentials

Assessor Underwriting Warning & Cashflow Timing

Mandatory Additional Information Form (AIF) must be digitally submitted to HMRC before filing your CT600 tax return or the claim will be automatically rejected.

Startup Preflight Evaluator

Test your venture against this grant in 60 seconds

Startup Preflight cross-references your concept canvas, headcount, location, and technical work packages against HMRC R&D Tax Relief (ERIS 27% Intensive / RDEC 20%) underwriting criteria before you apply.

100% Free • No credit card required
Official Agency Resources
Official Program Portal
Need 3 quotes? Module D & E include the built-in 3-Quote Concierge to generate compliant RFPs and attach assessor-ready supplier quotes.