Federal Contracting Acronym

TINA

Truth in Negotiations Act

Plain-English definition

Truth in Negotiations Act (TINA) is a core federal acquisition term used in regulations, solicitations, and contract administration. Pricing and finance terms relate to cost principles, audits, and proposal buildup. Contractors use them when preparing BOEs, supporting incurred-cost submissions, and negotiating rates.

Why it matters

TINA submissions trigger DCAA scrutiny; defective pricing creates repayment risk.

Where you will see it

DFARS/FAR cost proposals, DCAA audit requests, and certified cost submissions.

Example in context

When reviewing a solicitation, a contractor confirms how TINA is used in the notice, whether related clauses apply, and which internal subject-matter experts should validate the response.

Related acronyms

Source / references

FAR Part 15

Last updated September 19, 2026

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