Home / Standards / GB/T 22330.9 GB/T 22330.9 Upcoming Standard for specified animal disease free zone—Part 9: Bovine spongiform encephalopathy free zone 无规定动物疫病区标准 第9部分：无牛海绵状脑病区 Standard Type GBT ICS 11.220 CCS B41 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 农业农村部 Drafting Unit 农业农村部