Food safety is important for everybody who grows produce. However, if you sell more than $25,000/year (in 2015 dollars), on average, over three years, then you should be aware of a new rule that may apply to you. (Backyard market gardeners and school gardeners—we've got info for you, too!) It’s called the Produce Safety Rule , and it is one part of the new Food Safety Modernization Act , or FSMA.