(a) MSHA may revoke for cause an approval issued under this part if
the explosive or sheathed explosive unit--
(1) Fails to meet the applicable technical requirements; or
(2) Creates a hazard when used in a mine.
(b) Prior to revoking an approval, the approval-holder shall be
informed in writing of MSHA's intention to revoke. The notice shall--
(1) Explain the specific reasons for the proposed
(2) Provide the approval-holder an opportunity to
demonstrate or achieve compliance with the product approval requirements.
(c) Upon request, the approval-holder shall be afforded an
opportunity for a hearing.
(d) If an explosive or sheathed explosive unit poses an imminent
hazard to the safety or health of miners, the approval may be immediately
suspended without a written notice of the agency's intention to revoke. The
suspension may continue until the revocation proceedings are completed.
Subpart B--Requirements for Approval of Explosives