Pursuant to Supreme Decree No. 007-2021-PRODUE, published on 12 March 2021, the Technical Regulation on high-pressure cylinders for the storage of compressed natural gas (CNG) used as motor vehicle fuel and CNG cylinder holding devices, which contains six chapters, 23 articles, two final supplementary provisions, one transitional supplementary provision, and five annexes which form an integral part of this Supreme Decree, has been approved.