Refrigerated foods are not regulated to the same extent as canned food products. Scheduled processes do not need to be filed and the product doesn’t need to be submitted for pH testing. There are however, specific labeling issues for these foods.
Refrigerated foods: some rules for processing (North Carolina State University, Department of Food Science)
Extended Shelf Life Refrigerated Foods (North Carolina State University, Department of Food Science)
Extended Shelf Life Refrigerated Foods (PDF 90 KB) (IFT Expert Panel on Food Safety & Nutrition)
Labeling of Foods that Need Refrigeration by Consumers (FDA Federal Register) Guidance 62FR8248 February 24, 1997.
Guidance for Industry: Control of Listeria monocytogenes in Refrigerated or Frozen Ready-To-Eat Foods; Draft Guidance Contains Nonbinding Recommendations. February 2008