Federal glossary · Process
The Source Selection Decision Document (SSDD) is the SSA's written rationale for the contract award decision. Documents the comparative analysis of proposals, the tradeoff rationale (for best value), and why the selected offeror represents the best value to the government. A key document in any post-award protest.
Example: Respond to an RFI, RFP, or Sources Sought notice.
Reference record · Sources: Federal Acquisition Regulation · Verified Jul 2, 2026 · Covers definition, governing source
The Source Selection Decision Document
Also known as
The Source Selection Decision Document (SSDD) is the SSA's written rationale for the contract award decision. Documents the comparative analysis of proposals, the tradeoff rationale (for best value), and why the selected offeror represents the best value to the government. A key document in any post-award protest.
(The Source Selection Decision Document) is a process concept federal contractors and grant writers run into across solicitations, regulations, and award filings
Source Selection Decision Document is a step or workflow in the federal-procurement lifecycle. For example: Example: Respond to an RFI, RFP, or Sources Sought notice. Knowing where Source Selection Decision Document fits in the larger acquisition arc — from market research through award through performance — helps contractors time their engagement, identify the right contracting officials, and avoid showing up too late to influence the requirement. Many proposal failures trace back to misunderstanding when Source Selection Decision Document occurs, who owns it, and what artifacts it produces. The related terms above name the adjacent process steps that most commonly precede or follow Source Selection Decision Document, and tracking those transitions over time is one of the more reliable ways to build pipeline visibility ahead of formal solicitations.
Example: Respond to an RFI, RFP, or Sources Sought notice.
Meaning in practice
Source Selection Decision Document is a step in a government workflow or procurement lifecycle.
Where you’ll see it
You will see it in NOFOs, solicitations, evaluation sections, award letters, and procedural instructions. Example: Example: Respond to an RFI, RFP, or Sources Sought notice..
Common confusion
People often confuse the document that describes the process with the process itself.
What to do next
Identify the deadline, owner, and artifacts the process produces before you move forward.
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