There is no federal law requiring unit requiring unit pricing, but the the NIST has guidelines that most grocery stores follow voluntarily. 9 states have adopte

There is no federal law requiring unit requiring unit pricing, but the the NIST has guidelines that most grocery stores follow voluntarily. 9 states have adopted the guidelines as law. https://www.nist.gov/system/files/documents/2023/02/09/2023%20NIST%20HB130%20C.%20Uniform%20Unit%20Pricing%20Regulation.pdf https://www.nist.gov/system/files/documents/2023/02/09/2023%...