NONC
NONC means a Notice of Noncompliance; it identifies a violation, specifies the corrective action that must be taken, and establishes the deadline for such action to avoid a civil penalty.
Source
30 CFR § 1241.3
Scoping language
Unless specifically defined in paragraph (b) of this section, the terms in this part have the same meaning as in 30 U.S.C. 1702.