StacksVerified U.S. regulatory reference

49 CFR §178.33b-9

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)Each container must be clearly and permanently marked to show:
    1. (1)DOT-2S.
    2. (2)Name or symbol of person making the mark specified in paragraph (a)(1) of this section. Symbol, if used, must be registered with the Associate Administrator.
  2. (b)[Reserved]