After 5 days from delivery of the notice under § 4150.4-1(a) of this title or any time after 5 days from publishing and posting the notice under § 4150.4-1(b) of this title, unauthorized livestock may be impounded without further notice any time within the 12-month period following the effective date of the notice.

[47 FR 41712, Sept. 21, 1982, as amended at 49 FR 6454, Feb. 21, 1984; 49 FR 12705, Mar. 30, 1984]