---
title: Safety requirements for power batteries used in electric vehicles
ref_no: GB 38031-2025
status: In force
effective_on: 2026-07-01
source_url: "https://openstd.samr.gov.cn/bzgk/std/newGbInfo?hcno=3AB693FAFF5D9716DF61C61D6FD2187A"
verified_at: 2026-08-19
version: 1
canonical: "https://tsinghu.com/en/regulations/gb-38031"
publisher: Shenzhen Tsinghu Technology Co., Ltd. (agency, not a certification body)
license: CC-BY-4.0
---

# GB 38031-2025 Safety requirements for power batteries used in electric vehicles

| | |
|---|---|
| Effective | 2026-07-01 |
| Scope | Cells, packs and systems of EV traction batteries |
| Key requirements | No fire or explosion on thermal propagation, bottom impact, safety after fast-charge cycling |
| Languages | zh-CN / EN |

## Change history

- 2026-08-05 — Guidance on the transition period published (https://openstd.samr.gov.cn/bzgk/std/newGbInfo?hcno=3AB693FAFF5D9716DF61C61D6FD2187A)
- 2026-07-01 — New edition came into effect (https://openstd.samr.gov.cn/bzgk/std/newGbInfo?hcno=3AB693FAFF5D9716DF61C61D6FD2187A)