49 CFR 173.185(c)(1)(i) — a package containing lithium cells or batteries, or lithium cells or batteries packed with, or contained in, equipment — lithium battery shipping limit
For 49 CFR 173.185(c)(1)(i), applies to is a package containing lithium cells or batteries, or lithium cells or batteries packed with, or contained in, equipment; threshold is 20 Wh; requirement is The Watt-hour (Wh) rating may not exceed 20 Wh for a lithium ion cell, recorded from its source on 2026-08-03; source re-checked 2026-09-15.
- Provision
- (c)(1)(i)
- Applies to
- a package containing lithium cells or batteries, or lithium cells or batteries packed with, or contained in, equipment
- Threshold
- 20 Wh verified
- Requirement
- The Watt-hour (Wh) rating may not exceed 20 Wh for a lithium ion cell verified
What the source says
(i) The Watt-hour (Wh) rating may not exceed 20 Wh for a lithium ion cell or 100 Wh for a lithium ion battery.
— ecfr.gov, retrieved 2026-08-03
Source
- ecfr.govhttps://www.ecfr.gov/current/title-49/section-173.185