Restricted Matter

 

Type

Common Examples

Domestic

International

Domestic Mail

Maximum Amount Permitted in Mail

Additional Information

Air

Surface

DMM

PUB 52

Firearms

Handguns (concealable firearms)

N*

N*

N*

601.12.1

43

601.12.1

Except between authorized parties; international mail subject to ICL restrictions/prohibitions. No content markings on outside of mail piece are permitted.

Rifles, antique guns (unloaded)

Y

Y

Y

601.12.2/601.12.3

43

601.12.2/601.12.3

No content markings on outside of mail piece are permitted.

Human Ashes

Cremated remains

Y

Y

Y

NA

452.2

See Publication 52

Registered Mail® required. International mail subject to ICL restrictions/prohibitions.

Intoxicating Liquors

Wine, bourbon, vodka, beer

N

N

N

601.12.7

42

601.12.7

Includes 0.5% alcohol content or greater.

Motor Vehicle Master Keys

Including locksmithing devices

Y

Y

N

601.12.10

46

601.12.10

Only if sent between authorized parties.

Odor-Producing Materials

Food, non-toxic inks and dyes, paper

N

N

N

601.12.8

45

601.12.8

Not considered hazardous material.

Controlled Substances

Narcotics

N*

N*

N

601.12.11

47

601.12.11

Generally, both the mailers and the addressee must meet special conditions.

Drugs

Prescription, non-prescription medicines

Y

Y

Y

601.12.11

47

601.12.11

No content markings on outside of mail piece permitted. ICL restrictions/prohibition apply for international mail. Must meet state and federal laws.

Drug Paraphernalia

Illegal drugs, pipes

N

N

N

601.12.12

471.3

601.12.12

See Controlled Substance Act for more information on drug paraphernalia.

Battery-Powered Devices

Toys, clocks (operated by household-use-type battery)

Y

Y

Y

601.12.17

348

601.12.17

Battery must be permitted by DMM 601.

Sharp Intruments

Knives, razors, switchblades

Y

Y

Y

601.12.5

44

601.12.5

Only if sent between authorized parties. International mail subject to ICL restrictions/prohibitions.