55 Pa. Code § 3280.161 – Food.

(a) Food stored, prepared or served shall be clean, wholesome, free from spoilage, free from adulteration and safe for human consumption.
(b) Food that has been previously served to a person or returned from a table shall be discarded.
(c) Potentially hazardous food brought from the child’s home or provided by the facility shall be refrigerated.
(d) Fresh fruits and vegetables that are not used on the day of purchase shall be refrigerated.
(e) The only canned foods permitted for children’s consumption are those commercially preserved in airtight jars or cans.
(f) A facility shall provide a sufficient number of refrigerators to contain foods which require refrigeration.

This section cited in 55 Pa. Code § 3280.221 (relating to requirements specific to school-age programs).