This study aims at descriptive analysis about historical acceptance process of CRC in Korea\'s domestic law and practical area. The results of this study are summarized as follows：
First, in the implementation of CRC, it could be highly appreciated such as an equal minimum age for marriage for girls and boys, the child\'s right to maintain contact with both parents through Civil Act was revised in 2007. But it still exists the reservations of Article 9, para 3 and Article 40, para 2(b)(V).
Second, in the aspects of Child Welfare Law, it had been revised in 1998 after ratification 1991, but it could not be found any principals of CRC in that law. At last in the 2000 revised law, it had accecpted most of the regulations as well as principals of CRC. But it is insufficient regulations about civil right such as \'freedom of expression, association\'.
Third, in the aspects of practical acceptance of the child welfare institutions, the indicators of residence\'s right were comprised in evaluating child welfare institution since 2007. But it is necessary for adding various indicators in accordance with CRC.
It can be found that the year of 2000 and 2007 are meaningful period for the enhancement of child right in Korea through this study.
Kew words：Convention on the rights of the Child, Implementation of the CRC, Child welfare law, Child welfare institution evaluation.