The actual operation and the management of Yoro Ritsuryo Code after its establishment were conducted in the similar manner to the operation of Taiho Ritsuryo Code, because both Codes did not differ largely from each other, and thus it is considered that Yoro Ritsuryo Code did not give a significant impact on the history of the Ritsuryo codes.
養老律令は、大宝律令と大きな相違点はないため、養老律令施行後もそれ以前と変わらない政治運営が行われたと見られ、律令制史上の大きな意義は特にないとされている。