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ClosedUpdated 9 Jun 2026Business

Zero Emission Flight Demonstrator round one

Innovate UK · United Kingdom

Grant funding to demonstrate zero emission commercial capable flight in the UK. Supports flight operations, ground handling, infrastructure and regulatory readiness for zero emission aircraft.

Summary

Deadline

1 Apr 2026

Complexity

High

Time to apply

60-120 hours

Updated

9 Jun 2026

Grant funding to demonstrate zero emission commercial capable flight in the UK. Supports flight operations, ground handling, infrastructure and regulatory readiness for zero emission aircraft.

Eligibility

Applicant types

Business

Business size

SME, Large

Industries

Aviation. Zero emission flight operations. Airport infrastructure.

Match funding

Required

Requirements

UK registered business of any size must lead. Collaboration required. UK registered business must lead per Zero Emission Flight Demonstrator round one competition. Projects must progress zero emission commercial flight in the UK. May include flight operations, ground handling, infrastructure, regulatory standards or feasibility evidence. Industrial research may include demonstration of zero emi...

Eligible applicants

UK registered business of any size must lead. Collaboration required.

Funding and scope

Benefit amount

Up to £250,000 for feasibility studies. Up to £5,000,000 for industrial research. No more than £3,000,000 per enterprise under RD&I Streamlined Scheme.

Total fund available

£8,000,000

Funding intensity

Up to 70% for micro or small organisations. Up to 60% for medium organisations. Up to 50% for large organisations. Research organisations undertaking non economic activity can share up to 30% of total eligible costs.

Payment type

Reimbursement (in arrears)

Eligible scope

Projects must progress zero emission commercial flight in the UK. May include flight operations, ground handling, infrastructure, regulatory standards or feasibility evidence. Industrial research may include demonstration of zero emission aircraft on A-B UK routes.

Eligible expenses

  • Eligible project costs up to stated limits. Must comply with Innovate UK cost guidance.

Ineligible costs

  • Costs not eligible under Innovate UK IFS competition guidance.

Application and risks

Application platform

Innovation Funding Service

Competitiveness

Closed / Not accepting applications

Decision timeline

Applicants notified 20 April 2026.

Assessment process

Reviewed by five independent assessors. Portfolio approach applied. Projects with flying demonstrators prioritised.

Application sections

  • Project details. Application questions. Finances. Project Impact.

Application components

Not specified

Required documents

Not specified

Appendices

  • Innovation appendix. Team summary appendix. Project plan or Gantt chart. Risk register.

Assessment criteria

Not specified

Decision risks

Portfolio approach may limit awards. Outstanding payments to Innovate UK may affect decision. Funding subject to sufficient high quality applications.

Timeline and partners

Opening date

16 Feb 2026

Project duration

12 to 24 months

Project start

31 Jul 2026

Project end

30 Jul 2028

Co-funders

  • Department for Transport

Collaboration rules

  • At least one additional UK registered organisation must collaborate. No single partner may account for more than 70% of total eligible costs.

Consortium requirements

  • Single applicants or collaborations per Innovate UK competition guidance.

Additional guidance

[{"label":"Ineligible Leads","value":"Academic institutions cannot lead or work alone."},{"label":"Application Limit","value":"A business can lead or collaborate on multiple applications. Must demonstrate delivery capability."},{"label":"Research Category","value":"Feasibility studies. Industrial research."},{"label":"Specific Themes","value":"Demonstration of zero emission aircraft. Refuelling and ground handling using low carbon hydrogen or electricity. Regulatory standards development. Business case and feasibility studies."},{"label":"Subcontractors","value":"Allowed. Overseas subcontractors must be justified. Lower cost alone is not sufficient reason."},{"label":"Subsidy Scheme","value":"Awarded under Research, Development and Innovation Streamlined Subsidy Scheme SC10780. Classified as a Subsidy under the Subsidy Control Act 2022."},{"label":"Sanctions Rule","value":"Funding will not be provided where it breaches UK sanctions."},{"label":"Animal Research Rule","value":"Projects involving animals must comply with UKRI animal welfare guidance."},{"label":"Interview Stage","value":"Not specified"},{"label":"Key Requirements","value":"Must demonstrate zero emission capability. Must participate in UK CAA Hydrogen Challenge regulatory sandbox if funded. Must align with DfT objectives."},{"label":"Renewal Rules","value":"Previously assessed applications may be resubmitted once if not materially different."},{"label":"Important Notes","value":"Collaboration only competition. Projects must start on first of month. Project must not start before Grant Offer Letter approval. Funding allocations may be adjusted."}]

Quick facts

Status
Closed
Deadline
1 Apr 2026
Funding amount
Up to £250,000 for feasibility studies. Up to £5,000,000 for industrial research. No more than £3,000,000 per enterprise under RD&I Streamlined Scheme.
Funding band
Large (£5M+)
Funding type
Grant
Payment type
Reimbursement (in arrears)
Audience
Business
Industry
Aviation. Zero emission flight operations. Airport infrastructure.
Last updated
9 Jun 2026
Published
11 Feb 2026