Calculators5 min readUpdated: 2026-09-15
What Is Military Body Fat Allowance? AR 600-9 Definition & Standards
Definition
Military body fat allowance is the maximum allowable percentage of body fat permitted for service members under Department of Defense and service branch regulations.
Detailed Technical Breakdown
In the United States Army (AR 600-9), body fat allowances are categorized into four chronological age groups: 17–20, 21–27, 28–39, and 40+. Because natural muscle-to-fat ratios shift with biological maturation, allowable body fat limits scale upward with age. Soldiers exceeding these thresholds are formally flagged under the Army Body Composition Program (ABCP) and must demonstrate monthly progress toward regulatory compliance.
Key Technical Specifications
- Male standards: Age 17–20 (20%), Age 21–27 (22%), Age 28–39 (24%), Age 40+ (26%).
- Female standards: Age 17–20 (30%), Age 21–27 (32%), Age 28–39 (34%), Age 40+ (36%).
- Measured via official 1-site navel circumference tape test (Army Directive 2023-11).
- Exemption granted for Soldiers scoring 540+ on the ACFT (80+ in all events).
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