42 CFR Subpart D - Subpart D—Approval and Disapproval
- § 84.30 Certificates of approval; scope of approval.
- § 84.31 Certificates of approval; contents.
- § 84.32 Notice of disapproval.
- § 84.33 Approval labels and markings; approval of contents; use.
- § 84.34 Revocation of certificates of approval.
- § 84.35 Changes or modifications of approved respirators; issuance of modification of certificate of approval.
- § 84.36 Delivery of changed or modified approved respirator.