30 CFR § 28.32 Proposed quality control plans; approval by MSHA.
(a) Each proposed quality control plan submitted in accordance with
this subpart shall be reviewed by MSHA to determine its effectiveness in
insuring the quality of short-circuit protection provided by the fuse for
which an approval is sought.
(b) If MSHA determines that the proposed quality control plan
submitted by the applicant will not insure adequate quality control, MSHA
shall require the applicant to modify the procedures and testing requirements
of the plan prior to approval of the plan and issuance of any certificate of
approval.
(c) Approved quality control plans shall constitute a part of and be
incorporated into any certificate of approval issued by MSHA, and compliance
with such plans by the applicant shall be a condition of approval.