A tag-label producing apparatus (1; 2002; 3002) comprising: label producing means capable of producing an RFID label (T; Tt), including at least a feeding portion (108; 2012) that is adapted to feed a tag-label tape (109; 101) having a print-receiving medium layer (103; 101a'; 101a") and an RFID circuit element (To) provided with an IC circuit part that stores information and an antenna for transmitting/receiving information, a communicating portion (LC; 2014) that is adapted to perform transmitting/receiving the information contactlessly with said RFID circuit element (To), and a printing portion (23; 2010) that is adapted to carry out desired print on said print-receiving medium layer (103; 101a'; 101a"); and margin utilization processing means (S6, S10, S11, 512, S15, S20, S25, S105; S2301, S2308, S2314, S2336, S2346, S2506, S2524, S2406, S2414; S2235) that performs predetermined processing for utilizing a margin area where the print by said printing portion (23; 2010) is not carried out in said print-receiving medium layer (103; 102a'; 101a") at the time of producing said RFID label (T; Tt), characterized in that: said feeding portion is adapted to feed the tag-label tape provided with said print-receiving medium layer (103; 101a'; 101a"), an affixing adhesive layer (101c; 101b'; 101b") for affixing said print-receiving medium layer (103; 101'; 101a") to an affixing target, a separation material layer (101d; 101c'; 101c") covering said affixing adhesive layer (101c; 101b'; 101b"), and said RFID circuit element (To); said margin utilization processing means includes control means (S6, S10, S11, S12, S15, S20, S25, S105) that controls said printing portion and said feeding portion in coordination so that tag print corresponding to the transmission/reception contents by said communicating portion is carried out on a first print area provided at a position corresponding to said RFID circuit element (To) in said print-receiving medium layer (103; 101a'; 101a"), and predetermined pattern print is carried out on a second print area located at a tape tip end side other than said first print area in said print-receiving medium layer (103; 101a'; 101a"); and said tag-label producing apparatus further comprises first half-cut means that is adapted to cut the layers other than said separation material layer (101d; 101c';101c") of said tag-label tape between said firstprint area and said second print area of said tag-label tape. label producing means capable of producing an RFID label (T; Tt), including at least a feeding portion (108; 2012) that is adapted to feed a tag-label tape (109; 101) having a print-receiving medium layer (103; 101a'; 101a") and an RFID circuit element (To) provided with an IC circuit part that stores information and an antenna for transmitting/receiving information, a communicating portion (LC; 2014) that is adapted to perform transmitting/receiving the information contactlessly with said RFID circuit element (To), and a printing portion (23; 2010) that is adapted to carry out desired print on said print-receiving medium layer (103; 101a'; 101a"); and margin utilization processing means (S6, S10, S11, 512, S15, S20, S25, S105; S2301, S2308, S2314, S2336, S2346, S2506, S2524, S2406, S2414; S2235) that performs predetermined processing for utilizing a margin area where the print by said printing portion (23; 2010) is not carried out in said print-receiving medium layer (103; 102a'; 101a") at the time of producing said RFID label (T; Tt), characterized in that: said feeding portion is adapted to feed the tag-label tape provided with said print-receiving medium layer (103; 101a'; 101a"), an affixing adhesive layer (101c; 101b'; 101b") for affixing said print-receiving medium layer (103; 101'; 101a") to an affixing target, a separation material layer (101d; 101c'; 101c") covering said affixing adhesive layer (101c; 101b'; 101b"), and said RFID circuit element (To); said margin utilization processing means includes control means (S6, S10, S11, S12, S15, S20, S25, S105) that controls said printing portion and said feeding portion in coordination so that tag print corresponding to the transmission/reception contents by said communicating portion is carried out on a first print area provided at a position corresponding to said RFID circuit element (To) in said print-receiving medium layer (103; 101a'; 101a"), and predetermined pattern print is carried out on a second print area located at a tape tip end side other than said first print area in said print-receiving medium layer (103; 101a'; 101a"); and said tag-label producing apparatus further comprises first half-cut means that is adapted to cut the layers other than said separation material layer (101d; 101c';101c") of said tag-label tape between said firstprint area and said second print area of said tag-label tape.