To be sure, facial recognition in stores is a growing trend, according to a 2017 CNBC article. This may be in part because retailers considering using facial recognition software in U.S. stores won’t find many regulations governing the technology.
Indeed, outside of Washington state, Texas and Illinois, no other state currently has a law governing facial recognition software. Likewise, there’s no federal regulation concerning biometrics, although the US Senate introduced the Commercial Facial Recognition Privacy Act of 2019 in March… LegalTechNews