Home / Standards / GB/T 42326-2023 GB/T 42326-2023 Active Codes for inland waterways 内河航道代码 Standard Type GBT ICS 03.220.40 CCS R61 Status 现行 Issue Date 2023-03-17 Implementation 2023-07-01 Responsible Dept 交通运输部 Drafting Unit N/A