Information on the Implementation of the Convention on the Rights of Persons with Disabilities in the Republic of Korea 2. Article 4. General obligations 2.1 Reservations on the ratification of the Optional Protocol to the Convention 1) Current status and problem ① Despite the recommendation by the Commission and continued demands by organizations for persons with disabilities since the Convention came into effect on January 10, 2009, the government has reservations on the ratification of the Optional Protocol to the Convention claiming that national conditions are still too immature. ② As a result, persons with disabilities whose rights are violated but cannot be remedied under national law face restrictions in accessing remedies through the Committee on the Rights of Persons with Disabilities. 2) Recommendation ① The Optional Protocol ensures the right to remedies and investigation through the Committee on the Rights of Persons with Disabilities, and therefore, the Korean government should withdraw its reservation on ratifying the Optional Protocol and strengthen its protection of the rights of persons with disabilities through swift ratification for the de facto implementation of the Convention and provision of stronger access to remedies. 2.2 Provision of undifferentiated services according to Disability Grading System 1) Current status and problem ① The Disability Grading System is a system where the government determines NATIONAL HUMAN RIGHTS COMMISSION OF KOREA 3