Air Force Promotion FAQ
Answers to common questions about Senior Airman dates, BTZ eligibility, boards, Date of Rank, and official verification.
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Quick answers
What is BTZ?
Below the Zone is a competitive opportunity for an eligible A1C to promote to Senior Airman six months before the normal fully qualified date.
What dates do I need?
Use the official service-entry date used for promotion purposes and the official A1C Date of Rank.
Can an online calculator confirm eligibility?
No. The USAF BTZ Calculator estimates dates only. Official eligibility and selection are determined through Air Force personnel and command channels.
Why can local deadlines differ?
Installations may publish local supplements and procedures for nomination packages and boards.
Where should I verify the result?
Verify it through official personnel systems and your supervisor, CSS, first sergeant, or MPF.
Related Guides
- Below the Zone ExplainedA clear explanation of Senior Airman Below the Zone, including what it changes, what it does not guarantee, and how the timing works.
- BTZ Eligibility Requirements: USAF Below-the-Zone Promotion GuideUnderstand the USAF Below-the-Zone (BTZ) promotion program requirements for A1C to SrA. Covers time-in-service, time-in-grade, promotion windows, and selection board criteria.
- How BTZ Is Calculated: USAF Below-the-Zone Promotion FormulaLearn how USAF BTZ eligibility is calculated from TAFMSD and A1C Date of Rank. Find your exact BTZ promotion quarter using the 30-month TIS and 14-month TIG thresholds.
- Air Force Promotion TimelineSee how Date of Rank, time in grade, time in service, normal Senior Airman promotion, and BTZ fit into one timeline.
- How to Read Your SURF for Promotion DatesUse official personnel data carefully when locating promotion-related dates, and know when to ask your CSS or MPF for help.
Frequently Asked Questions
- What is BTZ?
- A competitive promotion to Senior Airman six calendar months before the normal fully qualified date.
- What is the most important calculator input?
- The official A1C Date of Rank, together with the official service date.
- Is the calculator official?
- No. It is an independent planning tool and is not affiliated with or endorsed by the Department of Defense.
Last updated 7/21/2026