I 
112TH CONGRESS 
1ST SESSION 
H. R. 843 
To direct the Secretary of Transportation to promulgate a rule to improve 
the daytime and nighttime visibility of agricultural equipment that may 
be operated on a public road. 
IN THE HOUSE OF REPRESENTATIVES 
FEBRUARY 28, 2011 
Mr. SCHOCK (for himself, Mr. BOSWELL, and Mr. GRAVES of Missouri) intro-
duced the following bill; which was referred to the Committee on Trans-
portation and Infrastructure 
A BILL 
To direct the Secretary of Transportation to promulgate 
a rule to improve the daytime and nighttime visibility 
of agricultural equipment that may be operated on a 
public road. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. RULEMAKING ON ROAD VISIBILITY OF AGRI-
CULTURAL EQUIPMENT. 
(a) RULEMAKING.—Not later than 2 years after the 
date of enactment of this Act, the Secretary of Transpor-
tation, after consultation with the American Society of Ag-
ricultural and Biological Engineers, other appropriate 
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Federal agencies and other appropriate persons, shall pro-
mulgate a rule to improve the daytime and nighttime visi-
bility of agricultural equipment that may be operated on 
a public road. Such rule shall establish minimum lighting 
and marking standards for applicable agricultural equip-
ment manufactured 1 year or more subsequent to the ef-
fective date of the rule. Such rule shall provide for meth-
ods, materials, specifications, or equipment employed, 
equivalent to the standard set in ANSI/ASAE S279.14 
published in July 2008 by the American Society of Agri-
culture and Biological Engineers and entitled ‘‘Lighting 
and Marking of Agricultural Equipment on Highways’’, 
or any successor standard. 
(b) REVIEW.—The Secretary shall periodically review 
not less than once every 5 years the standards established 
under this section and shall revise the standards to reflect 
the provisions of the edition of ANSI/ASAE S279 that is 
in effect at the time of the review. 
(c) RULES OF CONSTRUCTION.— 
(1) COMPLIANCE
WITH
SUCCESSOR
STAND-
ARDS.—No provision of any rule promulgated pursu-
ant to this section shall prohibit the operation on 
public roads of agricultural equipment that is 
equipped according to any adopted edition of ANSI/ 
ASAE S279 that is later than the edition of such 
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standard that was referenced during the promulga-
tion of the rule. 
(2) NO RETROFITTING REQUIRED.—No provi-
sion of any rule promulgated pursuant to this sec-
tion shall require the retrofitting of agricultural 
equipment that was manufactured prior to 1 year 
after the date on which a final rule is promulgated 
pursuant to subsection (a). 
(3) NO
EFFECT
ON
ADDITIONAL
MATERIALS 
AND EQUIPMENT.—No provision of any rule promul-
gated pursuant to this section shall prohibit the op-
eration on public roads of agricultural equipment 
that is equipped with materials or equipment that 
are in addition to the minimum materials and equip-
ment specified by the standards promulgated under 
this rule. 
(d) DEFINITIONS.—As used in this Act— 
(1) the term ‘‘agricultural equipment’’ means 
‘‘agricultural field equipment’’ as defined under the 
standard ANSI/ASABE S390.4 published by the 
American Society of Agriculture and Biological En-
gineers, or any successor standard; and 
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