Skip to main content
v2026.1714 entries · CC-BY 4.0
CASRAI
Grant Compliance & Budgeting

Formulating Horizon Europe Budgets for Computer Science & AI

A comprehensive financial planning guide to aligning proposal budgets with Horizon Europe framework programme regulations. Master the categorisation of eligible direct expenses and institutional overhead rules specifically for Computer Science & AI research projects.

1. Financial Alignment & Eligibility Standards

Securing research funding from Horizon Europe framework programme requires meticulous adherence to both financial eligibility standards and administrative regulations. For projects in the domain of Computer Science & AI, budgets must be constructed using realistic cost projections that are directly tied to the scientific methodology. Under-budgeting may jeopardise project execution, while over-budgeting or including ineligible costs often leads to immediate rejection during administrative screening.

Computational research in Computer Science & AI is heavily weighted toward high-performance computing (HPC) nodes, scalable cloud storage, specialized developer software, and travel for rapid presentation dissemination at international proceedings, which must be clearly justified to Horizon Europe reviewers.

Verified Funder Portfolio Scale

According to independent, open-science bibliometric indexing from OpenAlex, the Horizon Europe framework programme (Horizon Europe) has funded a cumulative portfolio of 49,574 peer-reviewed publications. These funded works have accumulated a massive total of 342,310 citations across the global scientific record, indicating the high scholarly impact of their funding programs. Aligning your Computer Science & AI budget sheets with their eligibility standards is critical to securing a share of this prestigious funding footprint.

Proposal teams must submit all budget items in the host institution's local currency, mapping them to the specific electronic submission environment (Funding & Tenders Portal). Every cost item must be justifiable as necessary, reasonable, and allocable to the project.

2. Direct vs. Indirect Cost Categorisation

A primary point of auditing compliance is the strict division between Direct Costs (expenses directly attributable to the execution of the research project) and Indirect Costs (institutional overheads, facility maintenance, and central administrative support).

Under active **Horizon Europe** guidelines, overhead recovery is computed as a flat 25% addition to eligible direct costs. Investigators must omit subcontracting expenditures from the calculation base when formulating indirect recovery for **Computer Science & AI** budgets.

For Horizon Europe proposals, the indirect cost rate is structured as: 25% Flat Rate. This rate must be applied correctly to the modified total direct cost base according to your institution's negotiated rate agreement or the flat rate set by the funder.

Expense CategoryEligibility & Rules for Computer Science & AIFunder Guidance & Justification
Supercomputer Cluster Queue TimeDirect Cost (Services) (Estimated: £0.15 / core-hour)Access allocations on institutional supercomputers for executing heavy parallel algorithms in Computer Science & AI.
Virtual Reality Prototyping HeadsetsDirect Cost (Equipment) (Estimated: £1,800 / unit)Immersive 3D visualization hardware for inspecting high-dimensional spatial grids in Computer Science & AI.
Database Administration ServicesDirect Cost (Services) (Estimated: £1,850 / year)Expert database tuning and indexing optimization to handle heavy querying in Computer Science & AI metadata pools.
Developer Hackathon & Code SprintsDirect Cost (Services) (Estimated: £1,500 / event)To coordinate local open-source developer events for rapid debugging of Computer Science & AI software releases.

3. Step-by-Step Budget Justification Protocol

The budget justification (or budget narrative) is a critical component of the application reviewed by both financial auditors and peer reviewers. To draft a compliant narrative:

Specific Funder Directives for Horizon Europe

Applications submitted to the **Horizon Europe framework programme (Horizon Europe)** for **Computer Science & AI** research are routed through the **Funding & Tenders Portal**. Europe-centric proposals must calculate gross personnel salaries with extreme precision, integrating actual national pension and insurance contributions. Budget portability is highly supported, allowing investigators to move active funding across eligible host institutions in accordance with **Horizon Europe** rules.

  • Provide granular detail: Do not use lump sums. Break down personnel costs by calendar months or percentage of effort.
  • Demonstrate direct linkage: For every cost, explain how it supports a specific task or objective in the research plan for Computer Science & AI.
  • Cite institutional policies: Reference verified institutional rates for fringe benefits, travel mileage, and indirect cost bases to validate your numbers.
  • Verify supplier quotes: For major equipment purchases or specialized laboratory assays, upload or reference formal vendor quotes.

Pre-Award Framework, Cost Sharing & Post-Award Governance

Securing competitive funding from the Horizon Europe framework programme (Horizon Europe) for Computer Science & AI research is grounded in professional grant development and institutional pre-award grant management structures. In evaluating categorical grants vs block grants under Horizon Europe policies, investigators will find that these awards operate strictly as categorical grants rather than unstructured block grants. When building the grant proposal timeline, the PI and co-principal investigator must ensure there is sufficient margin for institutional review and formal clearance of any cost sharing on grants. Post-award compliance enforces systematic post-award grant management, which includes drafting a formal subaward agreement research with participating research groups. Under active guidelines, project teams must submit formal effort certification research audits, enabling the PI to track personnel hours during collaborative team science research in Computer Science & AI.

4. Frequently Asked Questions

How should sub-awards and sub-contracts be budgeted?

Sub-awards must include a separate detailed budget and justification from the collaborating institution. The lead institution may charge indirect costs on the first portion of each sub-award in accordance with the Horizon Europe guidelines.

What happens if our institution's overhead rate exceeds the funder's cap?

The funder's overhead cap is non-negotiable. If your institution's standard negotiated indirect cost rate is higher than the Horizon Europe cap of 25% Flat Rate, your institution must accept the capped rate or absorb the difference as cost sharing.

Funder & Discipline Specs

FunderHorizon Europe (European Union)
Submission PortalFunding & Tenders Portal
Crossref Funder ID100018693
Indirect Cost Rate Cap25% Flat Rate
Discipline TargetComputer Science & AI

Compliance Checklist

  • All cost calculations checked for mathematical accuracy.
  • No general office supplies or administrative salaries listed as direct costs.
  • Overhead applied correctly using the specified rate cap: 25% Flat Rate.
  • All direct costs aligned with the tasks of Computer Science & AI research.

Referenced across the research world

University of Cambridge logoColumbia University logoUniversity of Edinburgh logoHarvard University logoUniversity of Oxford logoPrinceton University logoStanford School of Medicine logoUniversity College London logoORCID logoCrossref logoUniversity of Cambridge logoColumbia University logoUniversity of Edinburgh logoHarvard University logoUniversity of Oxford logoPrinceton University logoStanford School of Medicine logoUniversity College London logoORCID logoCrossref logo
  • University of Cambridge logo
  • Columbia University logo
  • University of Edinburgh logo
  • Harvard University logo
  • University of Oxford logo
  • Princeton University logo
  • Stanford School of Medicine logo
  • University College London logo
  • ORCID logo
  • Crossref logo

View CASRAI adoption →