21 U.S.C. § 609 : US Code - Section 609: Examination of animals and food products thereof, slaughtered and prepared during nighttime

Search 21 U.S.C. § 609 : US Code - Section 609: Examination of animals and food products thereof, slaughtered and prepared during nighttime

The Secretary shall cause an examination and inspection of all
amenable species, and the food products thereof, slaughtered and
prepared in the establishments hereinbefore described for the
purposes of commerce to be made during the nighttime as well as
during the daytime when the slaughtering of said amenable species,
or the preparation of said food products is conducted during the
nighttime.