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Index 

Note: Any item with an asterisk (*) is NONMAILABLE under any conditions.

A

Abortive devices, see Unsolicited Promotional samples

Acceptance procedures, 251, 726.1

Acetic acid, 348.22

Addressing, 221, 725.4

Adhesives, 343.24

Adult fowl, 526.1, 526.43

Aerosols, 342.22

Air transportation requirements

Air carrier refusal, 727

Air only ZIP Codes, 722.2

General, 721

Markings, 725.2

Prohibitions, 327.2, 722.2

Sipper’s declaration, 326, 725.3

Aldifur TM Balus, 453.35

Alligators, baby, Exhibit 526.6

Ammunition*, 341.11, 341.21

Amphibians, Exhibit 526.6

Aniline oil*, 346.221

Animal-Fighting Ventures, 46

Definitions, 461

Mailability, 462

Animals (also see specific category or name of animal)

Acceptance, 523

Air transportation, 742

Cold–blooded, see Cold–blooded animals

Disposal, 524

Dead, 526.7, Exhibit 526.7

General, 521

Illegal fish and wildlife, 57

Injurious animals, 57

International mail, 642

Mailable animals, 526

Marking, 522

Nonmailable animals, 525

Packaging, 522

Parts of, 526.7, Exhibit 526.7

Used for food, Exhibit 526.7

Antiseptics, 453.12

APO/FPO

Air transportation, 722.1

Hazardous materials, 621.4

Perishable matter, 641

Restricted matter, 631, 632.1

Appeals, 214

Aspirin, 453.12

B

Batteries, 348.21, 348.22

Alkaline, 348.21

Dry cell, 348.22

Liquid electrolyte*, 348.21

Nonspillable wet, 348.22

Bees, 5, 526.1, 526.2, Exhibit 526.21, 7

Biological product, 346.12, 346.233, 346.32

Biological products, aerosol, 342.22

Biohazard symbol, Exhibit 346.321

Black powder*, 341.11

Blasting caps*, 341.11

Blood, see Exempt animal specimen or Exempt human specimen

Bloodworms, see Worms

Bombs, explosive*, 341.11

Bromoacetone*, 346.221

Bromobenzyl cyanide*, 346.221

Bureau of Alcohol, Tobacco and Firearms, 341.22, 431.5, Exhibit 432.2, 433, 632.1, 632.2

Business Mail Acceptance office, 214

Butane, 342.22

C

Caimans, baby, Exhibit 526.6

Canaries*, 525.1

Canned heat, 343.24

Caps* (toy paper), 341.11

Carbon dioxide solid, see Dry ice

Carbonated beverages, 342.22

Cartridges* (primers and blanks), 341.21

Category B infectious substances, 346.32

Cats*, 525.2

Caustic materials, see Corrosives

Cements, 343.24

Centers for Disease Control and Prevention (CDC), 215.1

Chameleons, Exhibit 526.6

CHEMTREC, 245

Chickens, see Poultry, day–old and Adult fowl

Chlorine dioxide hydrate, frozen*, 345.21

3–Chloro–4–methylphenyl isocyanate*, 346.221

Chloroacetophenone*, 346.221

Chloropicrin*, 346.221

Cigarette lighter fluid, see Lighter fluid

Cigarette lighters, see Lighters

Class, see Hazard Class

Cleaning agents, 343.24

Cockatiels*, 525.1

Cold remedies, 422.21, 453.12

Cold–blooded animals, small, harmless, 526.1, 526.6, Exhibit 526.6

Combustible liquids, 343, Exhibit 343.22

Definition, 343.1

Mailability requirements, 342.22

Mailable material, 343.24

Marking, 343.3

Nonmailable material, 343.23

Packaging, 343.2

Compressed gas, see Gases

Consumer Commodity, 335, Appendix D

Consumer Product Safety Act, 453.2

Contraceptive devices, see Unsolicited promotional samples

Controlled substances act, 453.11

Controlled substances and drugs, 453

Definitions, 453.11

International mail, 635

Mailability requirements, 453.31, 453.34

Mailer responsibility, 453.2

Marking, 453.4

Packaging, 453.4

Rulings, 453.5

Conversion factors, Appendix E

Corrosives, 348

Definition, 348.1

Mailability requirements, 348.2

Mailable material, 348.22

Marking, 348.3

Nonmailable material, 348.21

Packaging, 348.3

Cosmetic medicines, 4

Cremated remains, 451.22

Cyanogen bromide*, 346.221

Cooking wine, 422.21

D

Dangerous goods, 621.1

Day–old poultry, see Poultry, day–old

Dead animals, see Animals

Definitions, hazardous materials, Appendix D

Department of Energy (DOE), 347.5, Exhibit 347.5c(1)

Department of Transportation (DOT), 215.1, 321

Depressant drugs, see Controlled substances

Dermal toxicity, 346.11

Detonating fuse*, 341.11

Diagnostic specimen, see Exempt animal specimen or Exempt human specimen

Dicumarol, 453.35

Diesel fuel, 343.24

Diet pills, 453.12

Diphenylamine chlorarsine*, 346.221

Diphenylchloroarsine*, 346.221

Disease germs, see Infectious substances

Dispatch procedures, 252, 726.2

Dogs*, 525.2

Doves, see Adult fowl

Drug paraphernalia, 453.13, 453.35

Drugs

Controlled substances, see Controlled substances

International mail, 634

Marking, 453.4

Narcotic, 453.11, 453.31

Packaging, 453.4

Poisonous, see Toxic substances

Prescription, 453.12, 453.31, 453.32

Rulings, 453.5

Trade–name drugs and medicines, 453.35

Undeliverable medicines, 453.7

Drug Enforcement Agency (DEA), 453.31

Dry ice, 322, 349.1, 349.2, 349.23, 349.3, Exhibit 526.7, 743

Ducks, see Poultry, day–old and Adult fowl

Dynamite*, 341.11

Dyes, 348.22

E

Eggs

Dried, whole, 643.2

Fresh, 54, 643.1

Electrolyte battery acid*, 348.21

Electronic tubes, 342.22

Etiologic agents, see Infectious substances

Emergency procedures

General, 24, 245, 246, 728

Radioactive material, 347.5

Emus*, 525.1

Environmental Protection Agency (EPA), 347.5

Excreta, see Exempt animal specimen or Exempt human specimen

Exempt animal specimen, 346.326

Exempt human specimen, 346.326

Explosives*, 341

Compatibility codes, 341.12

Definition, 341.1

Mailability requirements, 341.2

Mailable material, 341.22

Nonmailable material, 341.21

Extinguishers, see Fire extinguishers

F

Federal Emergency Management Agency (FEMA) 347.5

Finches, 525.1

Fire alarm systems, audible, 342.22

Firearms,

Antique, 431.3

Export, 632.1

General, 43, Exhibit 432.2

Import, 632.2

International mail, 632

Legal opinion, 433

Manufacturer/Dealer, 431.5

Marking, 432.3

Firecrackers*, see Fireworks

Fire extinguishers, 342.21, 342.22

Fireworks*, 341.11, 341.21

Fish, Exhibit 526.6, Exhibit 526.7

Flammable gas, see Gases

Flammable liquid, 343

Definition, 343.1

Mailability requirements, 343.22, Exhibit 343.21

Mailable material, 343.24

Marking, 343.3

Nonmailable material, 343.23

Packaging, 343.2

Flammable solid, 344

Definition, 344.1

Mailability requirements, 344.2

Mailable material, 344.2

Marking, 344.3

Nonmailable material, 344.21

Packaging, 344.3

Flashpoint, 343.1, Exhibit 343.21, Exhibit 343.22, Appendix D

Flying squirrels*, 525.2

Foodstuffs, aerosol products, 342.22

Food

Eggs, see Eggs

Fresh foods, 53, 645

Meats, see Meat

Fountains, cylindrical and cone (fireworks)*, see Fireworks

Form 1508, 432.2

Friction–top closure, 451.3

Frogs, Exhibit 526.6

Fruits, fresh, see Foods

Fuel

Diesel, see Diesel fuel

Model, see Model fuel

Oil, see Fuel oil

Fuel oil, 343.24

Fuses*, 341.21

Fusees*, 341.22

G

Game birds, for food use, Exhibit 526.7

Gases, 342

Definition, 341.1

Empty containers, 342.22

Mailability requirements, 342.2

Mailable gases, 342.22

Marking, 342.4

Nonmailable gases, 342.21

Toxic*, 342.21

Packaging, 342.3

Tear gas, see Tear gas

Gasoline*, 343.23

Geese, see Poultry, day–old and Adult fowl

Germs, see Infectious substances

Goldfish, see Fish

Grenades*, 341.11

Guinea fowl, see Poultry, day–old and Adult fowl

Guinea hens, see Guinea fowl

Guinea pigs*, 525.2

Gun Control Act, 431.5, 432.1, Exhibit 432.2

Guns, see Firearms

H

Hallucinogenic drugs, see Controlled substances

Hamsters*, 525.2

Handguns*, 431.2, Exhibit 432.2

Handling, see Dispatch procedures

Hazard Class, 331, Exhibit 331, 34, 621.2, Exhibit 621.1

Hazard Class 1, see Explosives

Hazard Class 2, see Gases

Hazard Class 3, see Flammable liquids and/or Combustible liquids

Hazard Class 4, see Flammable solids

Hazard Class 5, see Oxidizing substances and/or Organic peroxides

Hazard Class 6, see Toxic Substances and/or Infectious Substances

Hazard Class 7, see Radioactive materials

Hazard Class 8, see Corrosives

Hazard Class 9, see Miscellaneous hazardous materials

Hazardous materials

Air transportation, 72, 721

Definition, 31, Appendix D

General, 122, 211

Handling, 23

International mail, 621, 622, 623

Table, 328, Appendix A, Appendix B

Warning labels, see Labels

Health and Human Services (HHS) Department, see Centers for Disease Control and Prevention (CDC)

Hellgrammites, Exhibit 526.6

Herbicides, 346, 346.232

Hexaethyl tetraphospate, liquid or solid*, 346.221

Honeybees, see Bees

Hydrochloric acid, 348.22

Hydrocyanic acid, aqueous solutions*, 346.221

Hydrofluoric acid, 348.21

Hydrogen peroxide, 345.1, 345.21, 345.22

I

Ice

Dry, see Dry ice

Water, Exhibit 526.7

Identification number, see UN number or NA number

Igniters*, 341.11

Infectious substances, 346

Biological products, 346.12

Definition, 346.1, 346.12

International mail, 622

Mailability requirements, 346.212

Mailable material, 346.23, 346.233

Marking, 346.32

Nonmailable material, 346.22

Other medical waste, see Used medical devices

Packaging, 346.32

Sharps, see Sharps

Specimen, see Exempt animal specimen or Exempt human specimen

Inhalation toxicity,

Inks, 343.26

Insecticides, 346, 346.232

Insects, 5

Dead, dried, 526.7, 642

International mail, 642

Nonpoisonous, Exhibit 526.6

Poisonous, 525.4

International mail 6

Biological substances, 622.2

Magnetized materials, 622.4

Nonmailable materials, 623

Radioactive materials, 622.3

Intoxicating liquors, 42

Irritating materials*, 346.11, 346.221

J

K

Keys, see Motor vehicle master keys

Kittens*, 525.2

Knives and sharp instruments, 44, 441, 442, 443, 633

L

Label 27, 225

Label 28, 225

Labeling requirements (See requirements for specific items)

Labels

Biohazard materials, 346.327, Exhibit 346.327

DOT warning labels, 223, 325, Exhibit 325a, Exhibit 325b, 723

Dry ice, 349.4

Infectious substances, Exhibit 346.322c3, 346.327, Exhibit 346.327

International mail, 622.2, 622.3

Magnetized materials, Exhibit 349.242b, 349.4

Latex paint, see Paint

Leeches, Exhibit 526.6

Librium, 453.35

Light meters, see Magnetized materials

Lighter fluid, 343.24

Lighters, 342.21, 343.25

Limited quantity, 332

Liquids

Corrosive, 348

Flammable, 343

Toxic, 346

Liquids and Powders, nonhazardous

Definition, 451.1

Mailability, 451.2

Marking, 451.3

Packaging, 451.3

Liquors, see Intoxicating liquors

Listerine antiseptic, 453.35

Lizards, Exhibit 526.6

Locksmithing devices, 452

M

Magnetized materials, 322, 349.1, 349.2, 349.21, 349.24, 349.3, Exhibit 349.242b, 622.4

Magnetrons, see Magnetized materials

Mailability, 211, 213, 322

Mailability rulings, see Rulings

Mailer responsibility, 13, 212, 323, 725

Markings

Excepted matter, 222

General, 221, 223

Old, 227

Orientation, 226

Small quantity, 336.3

Matches, 344.3

Material Safety Data Sheet (MSDS), 215.2, Appendix D

Mealworms, see Worms

Meat and meat products, 55, 645

Medical preparations (aerosol), 342.22

Medical waste, see Sharps or Used medical devices

Medicines, see Drugs

Medicines, poisonous, see Toxic substances

Mercury fulminate*, 341.11

Methyl bromide*, 346.221

Methyl parathion, liquid*, 346.221

Microorganisms, 3

Mice*, 525.2

Miscellaneous Hazardous Materials, 349

Definition, 349.1

Mailability requirements, 349.2

Mailable material, 349.22

Marking, 348.4

Nonmailable material, 349.21

Packaging, 349.3

Model fuel, 343.24

Motor fuel antiknock mixtures*, 346.221

Motor vehicle master keys, 452.11, 452.2, 452.3, 452.4

Mouthwash, 422.21

MSDS, see Material safety data sheet

N

NA number, Appendix A,
Appendix D

Narcotic drugs, see Controlled substances

Newts, Exhibit 526.6

Nitric acid*, 348.21

Nitroglycerine, desensitized*, 341.11

Nonmailable matter

Air transportation, 727.1

General, 216

Hazardous materials, 338, 623

Restricted matter, 414, 434, 444, 452.4, 453.6

Perishable matter, 523, 525

North American number, see NA number

Nuclear Regulatory Commission (NCR), 347.5

O

Odor–producing materials, 451

Odors, obnoxious, 4

Old markings, see Markings

Oral toxicity, 346.11

Orientation markings, see Markings

Organic peroxides, 345

Definition, 349.1

Mailability requirements, 345.2

Mailable material, 345.22

Marking, 345.3

Nonmailable material, 345.21

Packaging, 345.3

Organic phosphate compound*, 346.221

ORM–D, 335, 621.3

Oxidizing substances, 345

Definition, 349.1

Mailability requirements, 345.2

Mailable material, 345.22

Marking, 345.3

Nonmailable material, 345.21

Packaging, 345.3

Oxygen

Compressed, 342.22

Refrigerated liquid*, 342.21

P

Packaging requirements, 337 (also see individual listings for each hazard class)

Packaging Instructions, see USPS Packaging Instructions

Packing groups, 337.1

Paint and paint–related materials, 343.24, 343.26

Paint products, aerosol, 342.22

Parakeets*, 525.1

Parasites, see Insects and Plants

Parathion, 346.221

Parrots*, 525.1

Partridges, see Poultry, day–old and Adult fowl

Perchloric acid*, 345.21

Perishable matter

Air transportation, 74

Definition, 51

General, 122, 215.1

International, 64

Pertussin Plus, 453.35

Pesticides, 346, 346.232

Pheasants, see Poultry, day–old and Adult fowl

Phenylcarbylamine chloride*, 346.221

Photographic mixtures, 348.22

Pigeons*, see Adult fowl

Pistol*, see Handgun

Plants

General, 561

International mail, 644

Marking, 563

Packaging, 563

Plant Pests, 571, 562

Quarantine, 562, 644

Poison Prevention Packaging Act, 453.2

Poisons

Definition, 3

Nonclassified toxic materials, 3

Primary mailability considerations, 3

Polishes, 343.24

Potassium peroxide*, 345.21

Poultry, day–old, 526.1, 562.3, Exhibit 526.21

Powder

Explosive*, 341

Nonhazardous, see Liquids and Powders

Prescription drugs and medicines, see Drugs

Pricing and Classification Service Center (PCSC), 213, 214

Primers (small arms ammunition)*, 341.21

Promotional samples, see Unsolicited promotional samples

Propane, 342.22

Propellant devices, see Toy propellant devices

Propellants, liquid and solid*, 341.11

Puppies*, 525.2

Pyrotechnic wheels*, see Fireworks

Q

Quail, see Poultry, day–old and Adult fowl

Quarantined plants, 562, 644

Queen bees, see Bees

R

Rabbits*, 525.2

Radioactive materials, 347

Articles and instruments,
Exhibit 347.22, 347.4, 347.5

Definition, 347.1

Excepted articles,
Exhibit 347.22, 347.4, 347.5

International mail, 622.3

Limited quantity, Exhibit 347.22, 347.4, 347.5

Mailability requirements, 347.2

Mailable material, 347.22

Marking, 347.5

Nonmailable material, 347.21

Packaging, 347.4

Rats*, 525.2

References, 113, Appendix F

Reptiles

Nonpoisonous, Exhibit 526.6

Poisonous*, 525.3

Restricted matter, 122, 211, 4, 411, 63, 636, 73

Revolver*, see Handgun

Rifles, 431.4. Exhibit 432.2

Rocket motors*, 3

Rockets, helicopter–type*, see Fireworks

Roman candles*, see Fireworks

Romilar CF and Romilar III, 453.35

Ruling authority 213

Rulings

Gases, 342.5

General 215.1, 324

Hazardous materials, 215.2, 324

Perishable matter, 215.3

Restricted matter, 215.3, 413, 453.5, 454.4

S

Safety, 14

Safety fuses, 322, 341.22

Safety matches, see Matches

Salamanders, Exhibit 526.6

Salt, used as preservative, Exhibit 526.7

Salutes*, see Fireworks

Samples, unsolicited promotional, see Unsolicited promotional samples

Scabs, see Infectious substances

Scorpions, live, 526.1, 526.5,
Exhibit 526.5

Sharps, medical, 346.12, 346.212, 346.222, 346.233, 346.32

Sharp instruments, see Knives

Shipper’s declaration for dangerous goods, see Shipping papers

Shipping papers, 228, 326,
Exhibit 326, 725.3

Short–barreled rifle, 431.2

Short–barreled shotgun, 431.2

Shotgun casings, hulls, 341.22

Shotguns, 431.4, Exhibit 432.2

Silkworms, see Worms

Skyrockets*, see Fireworks

Small arms ammunition*, see Ammunition

Small quantity, 336

Snails, 526.6, Exhibit 526.6

Snakes*, 525.3, 526.6

Soaps (aerosol), 343.22

Sodium chlorite*, 345.21

Sodium picramate*, 341.11

Solids

Corrosive, see Corrosives

Flammable, see Flammable solids

Nonregulated toxic material, see 346.232

Solvents, 343.24

Sparklers, see Fireworks

Specimen, see Exempt animal specimen or Exempt human specimen

Specification packaging,
Appendix D

Spiders*, poisonous, 525.4

Squirrels, flying*, 525.2

Sterno, see Canned heat

Stimulant drugs, see Controlled substances

Sulfuric acid, 348.21, 348.22

Swans, see Adult fowl

Switchblade knives, see Knives

T

Tadpoles, Exhibit 526.6

Tag 9, 225

Tag 44, 224

Tanel laxative, 453.35

Tear gas*, 346.221

Tetraethyl dithiopyrophosphate*, 346.221

Tetraethyl lead liquid*, 346.221

Tetraethyl pyrophosphate liquid*, 346.221

Tetranitromethane*, 345.21

Thiophosgene*, 346.221

Tissue, tissue fluids, see Infectious substances

Toads, Exhibit 526.6

Torches, illuminating*, see Fireworks

Tortoises*, see Turtles

Toy propellant devices, 322, 341.22

Toxic substances, 346

Definition, 346.1, 346.11

Mailability requirements, 346.211

Mailable material, 346.23, 346.231

Marking, 346.31

Nonmailable material, 346.22, 346.221

Nonregulated poisons, 346.232

Packaging, 346.31

Poisonous drugs, 346.231, 453.33

Toxin, see Toxic substances

Transportation requirements, 327

Trick matches*, see Matches

Tropical fish, see Fish

Turkeys, see Poultry, day–old and Adult fowl

Turtles*, 525.3, 526.6

Turtle eggs*, 526.6

U

UN number, 215.2, Appendix A, Appendix D

United Nations number, see UN number

United States Department of Agriculture (USDA), 55, 562, 564

Unsolicited promotional samples, 4

Abortive and contraceptive devices, 454.221

Customer objection, 454.3

Definition, 454.1

Mailability requirements, 454.2

Nonmailable matter, 454.22

Rulings, 454.4

Used medical devices, other, 346.12, 346.212, 346.222, 346.233, 346.32

USPS Packaging Instructions, Appendix C

V

Vegetables, fresh, see Foods

Vick’s products, 453.35

W

Waxes, 343.24

Wildlife, see Animals

Worms

Bloodworms, Exhibit 526.6

Mealworms, Exhibit 526.6

X, Y, Z

Zinc ammonium nitrite*, 345.21