Iowa Admin. Code r. 281-58.10
The rules in this division regulate the nutritional content of foods and beverages sold or provided on the school grounds of any school during the school day, including foods and beverages sold via vending machines, foods and beverages sold as a la carte items, and foods and beverages sold as part of regulated fundraising. These rules do not regulate the nutritional content of foods or beverages provided through a school breakfast program or school lunch program; sold as a part of other fundraising events; sold at concession stands; provided by parents, other volunteers, or students for class events; or provided by staff for consumption by staff or students. The board of directors of a public school district or the authorities in charge of an accredited nonpublic school may, but are not required to, prescribe reasonable rules for their staff, volunteers, students, and parents, guardians, or custodians of students to adhere to regarding foods and beverages provided on school grounds by staff, volunteers, students, and parents, guardians, or custodians of students.
Iowa Admin. Code r. 281-58.10