MSS 3 Commercial Solutions Opening (CSO)

**Amendment 0002: Updated Submission Due Date to 12pm Eastern 5 Oct 2026. Updated SOO to remove TOP SECRET requirement. Posted Question and Answers. DISCLAIMER: THIS IS A SOURCES SOUGHT NOTICE AND IS FOR INFORMATIONAL PURPOSES ONLY. THIS IS NOT A REQUEST FOR PROPOSAL. THIS NOTICE IS NOT TO BE CONSTRUED AS A COMMITMENT BY THE GOVERNMENT. RESPONSES IN ANY FORM ARE NOT OFFERS AND THE GOVERNMENT IS UNDER NO OBLIGATION TO AWARD A CONTRACT AS A RESULT OF THIS ANNOUNCEMENT. NO FUNDS ARE AVAILABLE TO PAY FOR PREPARATION OF RESPONSES TO THIS ANNOUNCEMENT. ANY INFORMATION SUBMITTED BY RESPONDENTS TO THIS TECHNICAL DESCRIPTION IS STRICTLY VOLUNTARY. Please see attached CSO TOPIC 6 POSTING FOR FURTHER DETAILS. **WHITE PAPER DUE DATE EXTENSION FROM 21 SEPTEMBER 2026 TO 30 SEPTEMBER 2026.** PLEASE ONLY UPLOAD SUBMISSIONS VIA THE PIEE MODULE.