49 CFR 173.431
§ 173.431 Activity limits for Type A and Type B packages.
United States · 49 CFR — Transportation · Status: effective
Cite this
- Citation
- 49 CFR 173.431, § 173.431 Activity limits for Type A and Type B packages, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/256114
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Full text
(a) Except for LSA material and SCO, a Type A package may not contain a quantity of Class 7 (radioactive) materials greater than A1 for special form Class 7 (radioactive) material or A2 for normal form Class 7 (radioactive) material as listed in § 173.435, or, for Class 7 (radioactive) materials not listed in § 173.435, as determined in accordance with § 173.433.
(b) The limits on activity contained in a Type B(U) or Type B(M) package are those prescribed in §§ 173.416 and 173.417, or in the applicable approval certificate under § 173.471, § 173.472 or § 173.473.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.