Reference Source

Compact fluorescent lamps and similar devices with small amounts of mercury (UN3506)

For Compact fluorescent lamps and similar devices with small amounts of mercury (UN3506), carrier is USPS; restriction type is restricted; scope is domestic mail via air or surface transportation; conditions is Mailable if each device contains 100 mg or less of mercury and each mailpiece contains no more than 1 gram of mercury total; follow Packaging Instruction 8C, recorded from its source on 2026-08-04.

Item category
Compact fluorescent lamps and similar devices with small amounts of mercury (UN3506)
Carrier
USPS our reading
Restriction type
restricted our reading
Scope
domestic mail via air or surface transportation our reading
Conditions
Mailable if each device contains 100 mg or less of mercury and each mailpiece contains no more than 1 gram of mercury total; follow Packaging Instruction 8C unconfirmed
Sourcepe.usps.com
Verified2026-08-04
Review by2027-08-04
DatasetPostal shipping restrictions by item category

Values marked unconfirmed are shown, but we could not tie them to the quote below: Conditions. Read the quote and judge them yourself.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Manufactured devices that contain small amounts of mercury (UN3506): Compact Fluorescent Lamps (CFL) and similar consumer devices containing minute amounts of mercury are mailable by air or surface only when each device, article, or apparatus contains 100 milligrams (mg) (0.0035 ounce) or less of mercury

pe.usps.com, retrieved 2026-08-04

Source

Last verified against source: 2026-08-04. Scheduled for re-check by: 2027-08-04. This page as Markdown · OKF concept · full dataset as JSON.