385 

Pipeline and Haz. Matls. Safety Admin., DOT 

§ 172.301 

2017, the identification number mark-
ings are not subject to the minimum 
size requirements specified in this 
paragraph (a)(1). 

(ii) Exception for permanently 

marked packagings. For domestic 
transportation, a packaging manufac-
tured prior to January 1, 2017 and per-
manently marked (e.g., by embossing 
or through a heat stamp process) with 
the appropriate identification number 
marking may continue in service until 
the end of its useful life regardless of 
whether the identification number 
markings meet the minimum size re-
quirements specified in this paragraph 
(a)(1). 

(2) The proper shipping name for a 

hazardous waste (as defined in § 171.8 of 
this subchapter) is not required to in-
clude the word ‘‘waste’’ if the package 
bears the EPA marking prescribed by 
40 CFR 262.32. 

(3) 

Large quantities of a single haz-

ardous material in non-bulk packages. 

A 

transport vehicle or freight container 
containing only a single hazardous ma-
terial in non-bulk packages must be 
marked, on each side and each end as 
specified in the § 172.332 or § 172.336, 
with the identification number speci-
fied for the hazardous material in the 
§ 172.101 Table, subject to the following 
provisions and limitations: 

(i) Each package is marked with the 

same proper shipping name and identi-
fication number; 

(ii) The aggregate gross weight of the 

hazardous material is 4,000 kg (8,820 
pounds) or more; 

(iii) All of the hazardous material is 

loaded at one loading facility; 

(iv) The transport vehicle or freight 

container contains no other material, 
hazardous or otherwise; and 

(v) The identification number mark-

ing requirement of this paragraph (a)(3) 
does not apply to Class 1, Class 7, or to 
non-bulk packagings for which identi-
fication numbers are not required. 

(b) 

Technical names. 

In addition to the 

marking required by paragraph (a) of 
this section, each non-bulk packaging 
containing a hazardous material sub-
ject to the provisions of § 172.203(k) of 
this part, except for a Division 6.2 ma-
terial, must be marked with the tech-
nical name in parentheses in associa-
tion with the proper shipping name in 

accordance with the requirements and 
exceptions specified for display of tech-
nical descriptions on shipping papers in 
§ 172.203(k) of this part. A technical 
name should not be marked on the 
outer package of a Division 6.2 mate-
rial. 

(c) 

Special permit packagings. 

Except 

as provided in § 173.23 of this sub-
chapter, the outside of each package 
authorized by a special permit must be 
plainly and durably marked ‘‘DOT–SP’’ 
followed by the special permit number 
assigned. Packages authorized by an 
exemption issued prior to October 1, 
2007, may be plainly and durably 
marked ‘‘DOT–E’’ in lieu of ‘‘DOT–SP’’ 
followed by the number assigned as 
specified in the most recent version of 
that exemption. 

(d) 

Consignee’s or consignor’s name and 

address. 

Each person who offers for 

transportation a hazardous material in 
a non-bulk package shall mark that 
package with the name and address of 
the consignor or consignee except when 
the package is— 

(1) Transported by highway only and 

will not be transferred from one motor 
carrier to another; or 

(2) Part of a carload lot, truckload 

lot or freight container load, and the 
entire contents of the rail car, truck or 
freight container are shipped from one 
consignor to one consignee. 

(e) 

Previously marked packagings. 

A 

package which has been previously 
marked as required for the material it 
contains and on which the marking re-
mains legible, need not be remarked. 
(For empty packagings, see § 173.29 of 
this subchapter.) 

(f) 

NON-ODORIZED marking on cyl-

inders containing LPG. 

No person may 

offer for transportation or transport a 
specification cylinder, except a Speci-
fication 2P or 2Q container or a Speci-
fication 39 cylinder, containing 
unodorized liquefied petroleum gas 
(LPG) unless it is legibly marked NON- 
ODORIZED or NOT ODORIZED in let-
ters not less than 6.3 mm (0.25 inches) 
in height near the marked proper ship-
ping name required by paragraph (a) of 
this section. The NON-ODORIZED or 
NOT ODORIZED marking may appear 

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