ECFR SNAPSHOT / CURRENT THROUGH 2026-08-19
30 CFR 57.22227
Approved testing devices (I-A, I-B, I-C, II-A, II-B, III, IV, V-A, and V-B mines).
CURRENT PUBLIC TEXT
The section is indexed here. Read the full text at eCFR.
Read the current section at eCFR ↗