Home › CFR › Title 30 › Part 630 CFR Part 6 — Testing and Evaluation by Independent Laboratories and Non-MSHA Product Safety Standards§ 6.1— Purpose and effective date.§ 6.2— Definitions.§ 6.10— Use of independent laboratories.§ 6.20— MSHA acceptance of equivalent non-MSHA product safety standards.§ 6.30— MSHA listing of equivalent non-MSHA product safety standards.