Airport Infrastructure Grants
Department Of Transportation, Federal Aviation Administration
This Assistance Listing Number (ALN) 20.117 was created in August 2025 included in the previous ALN 20.106, please refer to former ALN 20.106 for all FY 2024, FY 2025 (including any prior years) for any Airport Infrastructure Grants (AIG) financial obligations. DOT FAA will start using the new Assistance Listing 20.117 for AIG only at the start of FY 2026. The Federal Aviation Administration (FAA) has several strategic goals: Safety, People, Global Leadership, and Operational excellence. The
Jargon-free version
Helps airports improve their facilities and safety with funding for runways, taxiways, and terminals. Airports can receive up to $2.39 billion for primary airports and $500 million for nonprimary airports.
Quick Facts
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What Is This Program?
What Benefits Are Offered?
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📋What Are the Application Steps & Timeline?
📄What Documents Are Required?
- ✅Required Documents
- SF-424 (Application for Federal Assistance)
- SF-424A (Budget Information - Non-Construction)
- SF-424B (Assurances)
- Project Narrative
- Budget Narrative
- indirect cost rate agreement
- IRB approval letter
- environmental review
- 📐Format Requirements
- PDF only, max 10MB
- 📥Templates Available
- OST-SAM Closeout Form
- Management Decision Template
- Initial Notification Template
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💰What Expenses Are Eligible?
- 🧾Eligible Expenses
- Airport construction costs
- Equipment purchases
- Planning and development costs
- Operational costs related to airport improvements
- 🚫Ineligible Expenses
- Costs related to revenue diversion
- Costs not directly related to airport improvements
- 📏Expense Caps
- Administrative costs capped at 15%
- 💳Payment Model
- reimbursement
- ⏪Retroactive Expenses Eligible
- No
🤝Is Matching Funding Required?
- 🔀Matching Required
- Yes
- 📊Matching Ratio
- 25% minimum
- 🏦Eligible Matching Sources
- cash
- in-kind contributions
- 📚Stacking Rules
- Cumulative government assistance is allowed.
- 🛡️Proof of Matching Required
- Documentation showing that corrective actions were taken to address the findings.
📊What Are the Reporting Requirements?
- 🗓️Reporting Frequency
- annual
- 📑Reporting Requirements
- single audit report
- corrective action plan
- 🔍Audit Requirements
- OMB Uniform Guidance Single Audit if the recipient expends $750,000 or more in federal awards
- 📢Branding Requirements
- acknowledgment of federal funding
- 🗄️Record Retention Period
- 3 years post-final-report
How Do I Apply?
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