49 CFR 173.421
§ 173.421 Excepted packages for limited quantities of Class 7 (radioactive) materials.
United States · 49 CFR — Transportation · Status: effective
Cite this
- Citation
- 49 CFR 173.421, § 173.421 Excepted packages for limited quantities of Class 7 (radioactive) materials, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/256106
- Permanent ID
ys:prov:256106@1- SHA-256
744db186cd0bd5d76413a1517c3343480826dc2cb0abf9294627918ec5563dad
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
A Class 7 (radioactive) material with an activity per package which does not exceed the limited quantity package limits specified in Table 4 in § 173.425, and its packaging, are excepted from requirements in this subchapter for specification packaging, marking (except for the UN identification number marking requirement described in § 173.422(a)), labeling, and if not a hazardous substance or hazardous waste, shipping papers, and the requirements of this subpart if:
(a) Each package meets the general design requirements of § 173.410;
(b) The radiation level at any point on the external surface of the package does not exceed 0.005 mSv/h (0.5 mrem/h);
(c) The non-fixed contamination on the external surface of the package does not exceed the limits specified in § 173.443(a);
(d) The outside of the inner packaging or, if there is no inner packaging, the outside of the packaging itself bears the marking “Radioactive;”
(e) The package does not contain fissile material unless excepted by § 173.453; and
(f) The material is otherwise prepared for shipment as specified in accordance with § 173.422.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.