77 Ill. Adm. Code 785.890
Closing and Sealing Containers
Section 785
Section 785.890Â Closing and
Sealing Containers
Pouches, liners, or containers
having product contact surfaces after filling shall be folded or closed and
sealed in a sanitary manner, preferably by mechanical means, so as to assure
against contamination. Each container shall be coded in such a manner as to be
easily identified as to date of manufacture by lot or sublot number.