30 CFR 90.203
§ 90.203 Certified person; maintenance and calibration.
United States · 30 CFR — Mineral Resources · Status: effective
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- Citation
- 30 CFR 90.203, § 90.203 Certified person; maintenance and calibration, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/134267
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Full text
(a) Approved sampling devices shall be maintained and calibrated by a certified person.
(b) To be certified, a person shall complete the applicable MSHA course of instruction and pass the MSHA examination demonstrating competency in maintenance and calibration procedures for approved sampling devices. Necessary maintenance of the sampling head assembly of a CMDPSU, or the cyclone assembly of a CPDM, can be performed by persons certified in sampling or in maintenance and calibration.
(c) To maintain certification, a person must pass the MSHA examination demonstrating competency in maintenance and calibration procedures every three years.
(d) MSHA may revoke a person's certification for failing to properly carry out the required maintenance and calibration procedures.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.