South Korea National Radio Research Agency (RRA) announced Draft amendment of the «Technical regulations for the Telecommunication Terminal Equipment» 1) Deletion of Basic Rate Interface(BRI) of Integrated Services Digital Network(ISDN) (Article 19, No. 1, Article 20, [Annex] 12) -The provision on Basic Rate Interface(BRI) of Integrated Services Digital Network(ISDN), which is a terminal access method without service demand, has been deleted from the technical criteria. 2) Change of terms in technical criteria -Changed the terms related to the transmission power of optical fiber facilities to a unified term and added the international standard contents as a comment to the terms set in the technical criteria. (Article 26) -Changed difficult terms to easy terms. (Articles 4, 5, 6, 7, 9 and 28) Proposed date of adoption: June 2022 Proposed date of entry into force: August 2022 or later Final date for comments: 60 days from notification