---
type: provision
id: each-lithium-ion-battery-5
asset: lithium-battery-shipping-limits
title: "(5) — Lithium battery shipping limits (49 CFR 173.185)"
sources:
  - https://www.ecfr.gov/current/title-49/section-173.185
source_quote: "( 5 ) Beginning May 10, 2024, each lithium ion battery must be marked with the Watt-hour rating on the outside case."
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2027-01-30
provision: "(5)"
applies_to: "each lithium ion battery"
threshold: "0 Wh"
requirement: "each lithium ion battery must be marked with the Watt-hour rating on the outside case."
unverified_fields: threshold
---
**Provision:** (5)

**Applies to:** each lithium ion battery

**Threshold:** 0 Wh

**Requirement:** each lithium ion battery must be marked with the Watt-hour rating on the outside case.

> ( 5 ) Beginning May 10, 2024, each lithium ion battery must be marked with the Watt-hour rating on the outside case.

Source: <https://www.ecfr.gov/current/title-49/section-173.185>