An apparatus for communicating with a RFID tag that can improve versatility of the apparatus for communicating with a RFID tag, and further simplify equipment configuration and reduce costs of users by enabling information transmission/reception with a RFID circuit element in and outside the apparatus is provided. The apparatus for communicating with a RFID tag is provided with a housing constituting an outer profile of an apparatus main body and communicable regions both inside and outside the housing and has a loop antenna LC that can transmit/receive information with a RFID circuit element for a label production and a RFID circuit element for an information reading provided with an IC circuit part storing information and a loop antenna that transmits/receives information and a driving roller provided in the housing and configured to feed a tag label tape with print.