Prior to the 2017 edition of the NEC, 120-volt receptacles equipped with USB charging outlets had not been addressed by the National Electrical Code.
Universal Serial Bus (USB) connections have been around since the 1990s and are widely used to charge portable devices and computer peripherals, as well as transfer data.
Don't wait to let the Electrical Inspector teach you the new 2023 NEC. Save time, save money,
and pass inspections the first time by completing your continuing education requirements.