ANSI/OPEI Z135-2020提供了与个人运输车辆（PTV）相关的安全和性能规范，这些车辆由电动机或内燃机驱动，在指定道路上运行，或在法律或监管机构规则允许的封闭社区内运行。

ANSI/OPEI Z135-2020 provides safety and performance specifications relating to personal transport vehicles (PTVs), driven by electric motors or internal combustion engines to be operated on designated roadways, or within a closed community where permitted by law or by regulatory authority rules.