Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Responses and FINAL SIR Release
| Location: | District of Columbia |
|---|---|
| Posted: | May 8, 2026 |
| Due: | May 18, 2026 |
| Agency: | TRANSPORTATION, DEPARTMENT OF |
| Type of Government: | Federal |
| Category: |
|
| Solicitation No: | 693KA9-26-R-00006 |
| Publication URL: | To access bid details, please log in. |
APEX Accelerators are an official government contracting resource for small businesses. Find your local APEX Accelerator (opens in new window) for free government expertise related to contract opportunities.
APEX Accelerators are funded in part through a cooperative agreement with the Department of Defense.
The APEX Accelerators program was formerly known as the Procurement Technical Assistance Program (opens in new window) (PTAP).
- Contract Opportunity Type: Solicitation (Updated)
- Updated Published Date: May 08, 2026 04:10 pm EDT
- Original Published Date: Mar 30, 2026 11:06 am EDT
- Updated Date Offers Due: May 18, 2026 12:00 pm EDT
- Original Date Offers Due: May 18, 2026 12:00 pm EDT
- Inactive Policy: 15 days after date offers due
- Updated Inactive Date: Jun 02, 2026
- Original Inactive Date: Jun 02, 2026
-
Initiative:
- None
- Original Set Aside:
- Product Service Code: R425 - SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL
-
NAICS Code:
- 541330 - Engineering Services
-
Place of Performance:
Washington , DC 20591USA
Friday, May 8, 2026
The FAA Acquisition Office has reposted the FAA's responses to the questions, concerns, and requests submitted regarding the Final SIR on April 13, 2026 without column A.
Tuesday, April 28, 2026
The FAA Acquisition Office has posted the FAA's responses to the questions, concerns, and requests submitted regarding the Final SIR on April 13, 2026.
Tuesday, March 31, 2026
The FAA Acquisition Office has posted an update to the responses to the questions received following the initial Draft SIR. These responses are available for review by all interested parties.
All other information posted by the FAA Acquisition Office on Monday, March 30, 2026 regarding the Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Responses and FINAL SIR Release remains the same.
Monday, March 30, 2026
The FAA Acquisition Office has posted responses to questions received following the initial Draft SIR. These responses are available for review by all interested parties.
This announcement serves to inform industry participants of the contract opportunity and to invite offerors to submit proposals for the Final SIR.
-
All questions, concerns, and requests for clarification regarding the Final SIR must be submitted in writing by 12:00 PM EDT on April 13, 2026.
- The deadline for proposal submission is 12:00 PM EDT on May 18, 2026.
Please ensure you review the Final SIR in its entirety for complete details and requirements.
- AAQ-400, FOB-10A, RM 400W 800 INDEPENDENCE AVE, SW
- WASHINGTON , DC 20591
- USA
- FAA AAQ 460 Contracting Office
- 9-AFN-AWA-AAQ460-Contracting-Team@faa.gov
- May 08, 2026 04:10 pm EDTSolicitation (Updated)
- Apr 28, 2026 01:19 pm EDT Solicitation (Updated)
- Mar 31, 2026 02:23 pm EDT Solicitation (Updated)
- Mar 30, 2026 11:06 am EDT Solicitation (Original)
- Mar 04, 2026 12:04 am EST Presolicitation (Original)
Related Document
| Jan 17, 2026 | [Presolicitation (Original)] Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program |
| Mar 30, 2026 | [Solicitation (Original)] Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Responses and FINAL SIR Release |
| Mar 31, 2026 | [Solicitation (Updated)] Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Responses and FINAL SIR Release |
| Apr 28, 2026 | [Solicitation (Updated)] Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Responses and FINAL SIR Release |
With GovernmentContracts, you can:
- Find more opportunities and win more business
- Receive daily alerts for all new bid opportunities
- Get contract opportunities matched to your business
See also
...Follow Engineering Services Active Contract Opportunity Notice ID N00173-26-Q-1301366499 Related...) intends to award ...
DEPT OF DEFENSE
Bid Due: 6/12/2026
...Follow DOC Architect and Engineering IDIQ Active Contract Opportunity Notice ID AA-FEQ-WC-O-26... Commerce ...
COMMERCE, DEPARTMENT OF
Bid Due: 6/16/2026
...Follow FPAC Data Engineering & Data Management- Notice of Intent to Compete Under ...
AGRICULTURE, DEPARTMENT OF
Bid Due: 6/19/2026
...RESEARCH NAICS Code: 541715 - Research and Development in the Physical, Engineering, and ...
TRANSPORTATION, DEPARTMENT OF
Bid Due: 4/01/2029