405 

Pipeline and Haz. Matls. Safety Admin., DOT 

§ 172.322 

the FC number assigned by a DOT-ap-
proved Fireworks Certification Agen-
cy. 

(c) When more than five different 

Class 1 materials are packed in the 
same package, the package may be 
marked with only five of the EX-num-
bers, national stock numbers, product 
codes, or combination thereof. 

(d) The requirements of this section 

do not apply if the EX number, FC 
number, product code or national stock 
number of each explosive item de-
scribed under a proper shipping de-
scription is shown in association with 
the shipping description required by 
§ 172.202(a). Product codes and national 
stock numbers must be traceable to 
the specific EX number assigned by the 
Associate Administrator or FC number 
assigned by a DOT-approved Fireworks 
Certification Agency. 

(e) The requirements of this section 

do not apply to the following Class 1 
materials: 

(1) Those being shipped to a testing 

agency in accordance with § 173.56(d) of 
this subchapter; 

(2) Those being shipped in accordance 

with § 173.56(e) of this subchapter, for 
the purposes of developmental testing; 

(3) Those which meet the require-

ments of § 173.56(h) of this subchapter 
and therefore are not subject to the ap-
proval process of § 173.56 of this sub-
chapter; 

(4) [Reserved]; 
(5) Those that are transported in ac-

cordance with § 173.56(c)(2) of this sub-
chapter and, therefore, are covered by 
a national security classification cur-
rently in effect. 

[Amdt. 172–123, 56 FR 66254, Dec. 20, 1991, as 
amended by Amdt. 172–139, 59 FR 67487, Dec. 
29, 1994; 66 FR 45379, Aug. 28, 2001; 74 FR 53188, 
Oct. 16, 2009; 78 FR 42477, July 16, 2013] 

§ 172.322

Marine pollutants. 

(a) For vessel transportation of each 

non-bulk packaging that contains a 
marine pollutant— 

(1) For a proper shipping name used 

to describe a hazardous material that 
is a marine pollutant and assigned the 
letter ‘‘G’’ in column (1) of the § 172.101 
hazardous materials table or that con-
tains the text ‘‘n.o.s.,’’ the name of the 
component which makes the material a 
marine pollutant must be marked on 

the package in parentheses in associa-
tion with the marked proper shipping 
name unless the proper shipping name 
identifies by name the component 
which makes the material a marine 
pollutant. Where two or more compo-
nents that make a material a marine 
pollutant are present, the names of at 
least two of the components most pre-
dominantly contributing to the marine 
pollutant designation must appear in 
parentheses in association with the 
marked proper shipping name. For ma-
terials described using ‘‘UN3077, Envi-
ronmentally hazardous substance, 
solid, n.o.s.’’ and ‘‘UN3082, Environ-
mentally hazardous substance, liquid, 
n.o.s.,’’ 

see 

§ 172.102(c)(1), special provi-

sion 441 for additional provisions; and 

(2) Except as otherwise provided in 

this subchapter, the MARINE POL-
LUTANT mark shall be placed in asso-
ciation with the hazard warning labels 
required by subpart E of this part or, in 
the absence of any labels, in associa-
tion with the marked proper shipping 
name. 

(b) Except as otherwise provided in 

this subchapter, a bulk packaging that 
contains a marine pollutant must— 

(1) Be marked with the MARINE 

POLLUTANT mark on at least two op-
posing sides or two ends other than the 
bottom if the packaging has a capacity 
of less than 3,785 L (1,000 gallons). The 
mark must be visible from the direc-
tion it faces. The mark may be dis-
played in black lettering on a square- 
on-point configuration having the same 
outside dimensions as a placard; or 

(2) Be marked on each end and each 

side with the MARINE POLLUTANT 
mark if the packaging has a capacity 
of 3,785 L (1,000 gallons) or more. The 
mark must be visible from the direc-
tion it faces. The mark may be dis-
played in black lettering on a square- 
on-point configuration having the same 
outside dimensions as a placard. 

(c) A transport vehicle or freight con-

tainer that contains a package subject 
to the marking requirements of para-
graph (a) or (b) of this section must be 
marked with the MARINE POLLUT-
ANT mark. The mark must appear on 
each side and each end of the transport 
vehicle or freight container, and must 
be visible from the direction it faces. 
This requirement may be met by the 

406 

49 CFR Ch. I (10–1–23 Edition) 

§ 172.323 

marking displayed on a freight con-
tainer or portable tank loaded on a 
motor vehicle or rail car. This mark 
may be displayed in black lettering on 
a white square-on-point configuration 
having the same outside dimensions as 
a placard. 

(d) The MARINE POLLUTANT mark 

is not required— 

(1) On single packagings or combina-

tion packagings where each single 
package or each inner packaging of 
combination packagings has: 

(i) A net quantity of 5 L (1.3 gallons) 

or less for liquids; or 

(ii) A net mass of 5 kg (11 pounds) or 

less for solids 

(2) On a combination packaging con-

taining a marine pollutant, other than 
a severe marine pollutant, in inner 
packagings each of which contains: 

(i) 5 L (1.3 gallons) or less net capac-

ity for liquids; or 

(ii) 5 kg (11 pounds) or less net capac-

ity for solids. 

(3) Except for transportation by ves-

sel, on a bulk packaging, freight con-
tainer or transport vehicle that bears a 
label or placard specified in subparts E 
or F of this part. 

(4) On a package of limited quantity 

material marked in accordance with 
§ 172.315 of this part. 

(e) 

MARINE POLLUTANT mark. 

The 

MARINE POLLUTANT mark must 
conform to the following: 

(1) Except for size, the MARINE POL-

LUTANT mark must appear as follows: 

Symbol (fish and tree): Black on white 

or suitable contrasting background. 
(2) The marking must be in the form 

of a square-on-point. The symbol and 
border must be black on a white or 

suitable contrasting background. The 
width of the border forming the square- 
on-point marking must be at least 2 
mm. Each side of the mark must be— 

(i) At least 100 mm (3.9 inches) as 

measured from the outside of the lines 
forming the border for marks applied 
to: 

(A) Non-bulk packages, except in the 

case of packages which, because of 
their size, can only bear smaller 
marks. If the size of the package so re-
quires, the dimensions/line thickness 
may be reduced, provided the marking 
remains clearly visible. Where dimen-
sions are not specified, all features 
shall be in approximate proportion to 
those shown. 

(B) Bulk packages with a capacity of 

less than 3,785 L (1,000 gallons); or 

(ii) At least 250 mm (9.8 inches) for 

marks applied to all other bulk pack-
ages. 

(3) 

Transitional exception. 

A marking 

in conformance with the requirements 
of this paragraph in effect on December 
31, 2014, may continue to be used until 
December 31, 2016. 

(4) For domestic transportation, a 

packaging marked prior to January 1, 
2017 and in conformance with the re-
quirements of this paragraph in effect 
on December 31, 2014, may continue in 
service until the end of its useful life. 

(f) 

Exceptions. 

See § 171.4(c). 

[Amdt. 172–127, 57 FR 52938, Nov. 5, 1992, as 
amended by Amdt. 172–136, 59 FR 38064, July 
26, 1994; Amdt. 172–145, 60 FR 49110, Sept. 21, 
1995; 66 FR 45379, Aug. 28, 2001; 70 FR 56098, 
Sept. 23, 2005; 74 FR 2252, Jan. 14, 2009; 76 FR 
3367, Jan. 19, 2011; 80 FR 1150, Jan. 8, 2015; 85 
FR 83380, Dec. 21, 2020; 87 FR 44990, July 26, 
2022] 

§ 172.323

Infectious substances. 

(a) In addition to other requirements 

of this subpart, a bulk packaging con-
taining a regulated medical waste, as 
defined in § 173.134(a)(5) of this sub-
chapter, must be marked with a BIO-
HAZARD marking conforming to 29 
CFR 1910.1030(g)(1)(i)— 

(1) On two opposing sides or two ends 

other than the bottom if the packaging 
has a capacity of less than 3,785 L (1,000 
gallons). The BIOHAZARD marking 
must measure at least 152.4 mm (6 
inches) on each side and must be visi-
ble from the direction it faces.