The partially revised provisions of the "Code for Design of Urban Gas" (GB50028-2006) are hereby approved, and will come into force on June 1, 2020. The original provisions revised this time are abolished at the same time. Partially revised articles and specific contents are made public on the housing and urban-rural development department's website (www.mohurd.gov.cn), and will be published in the recently published "Engineering Construction Standardization" publication. Ministry of Housing and Urban-Rural Development of the People's Republic of China April 9, 2020