31 Pa. Stat. § 300.2
The following words and phrases when used in this act shall have the meanings given to them in this section unless the context clearly indicates otherwise:
"Consumer receptacle." A container used for the sale of shell eggs at retail, including, but not limited to, a paper bag, a cardboard box, a shoe box, an egg case or an egg carton.
"Date of lay." The Julian date on which the eggs were produced by the domesticated fowl.
"Date of process." The Julian date on which the eggs were washed and packed in containers or consumer receptacles.
"Egg" or "shell egg." The product of domesticated fowl, enclosed in a shell, to be used for human consumption.
"Egg processor" or "processor." A person who collects, washes and packs shell eggs for commercial sale or distribution.
"Julian date." The sequential number of each day of a calendar year.
"Person." An individual, firm, corporation, association or other business entity.
31 P.S. § 300.2