The requirements include those set by organizations such as the Food & Drug Administration (FDA), the U.S. Department of Agriculture (USDA), the Global Food Safety Initiative (GFSI) and even state and local agencies.
For the last 20 years, 3-A SSI and EHEDG have been working together to create a synergistic set of hygienic design, testing and implementation standards for process equipment.
No one ever said 3-A Sanitary Standards Inc. (3-A SSI) and the European Hygienic Engineering and Design Group (EHEDG) guidelines were supposed to be compatible or directly interchangeable in an “apples to apples” sense. In fact, they were conceived at different times, in different parts of the world and with different needs in mind.