H. R. 5147 
One Hundred Eleventh Congress 
of the 
United States of America 
AT THE SECOND SESSION 
Begun and held at the City of Washington on Tuesday, 
the fifth day of January, two thousand and ten 
An Act 
To amend the Internal Revenue Code of 1986 to extend the funding and expenditure 
authority of the Airport and Airway Trust Fund, to amend title 49, United 
States Code, to extend authorizations for the airport improvement program, and 
for other purposes. 
Be it enacted by the Senate and House of Representatives of 
the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Airport and Airway Extension 
Act of 2010’’. 
SEC. 2. EXTENSION OF TAXES FUNDING AIRPORT AND AIRWAY TRUST 
FUND. 
(a) FUEL TAXES.—Subparagraph (B) of section 4081(d)(2) of 
the Internal Revenue Code of 1986 is amended by striking ‘‘April 
30, 2010’’ and inserting ‘‘July 3, 2010’’. 
(b) TICKET TAXES.— 
(1) PERSONS.—Clause (ii) of section 4261(j)(1)(A) of the 
Internal Revenue Code of 1986 is amended by striking ‘‘April 
30, 2010’’ and inserting ‘‘July 3, 2010’’. 
(2) PROPERTY.—Clause (ii) of section 4271(d)(1)(A) of such 
Code is amended by striking ‘‘April 30, 2010’’ and inserting 
‘‘July 3, 2010’’. 
(c) EFFECTIVE DATE.—The amendments made by this section 
shall take effect on May 1, 2010. 
SEC. 3. EXTENSION OF AIRPORT AND AIRWAY TRUST FUND EXPENDI-
TURE AUTHORITY. 
(a) IN GENERAL.—Paragraph (1) of section 9502(d) of the 
Internal Revenue Code of 1986 is amended— 
(1) by striking ‘‘May 1, 2010’’ and inserting ‘‘July 4, 2010’’; 
and 
(2) by inserting ‘‘or the Airport and Airway Extension Act 
of 2010’’ before the semicolon at the end of subparagraph (A). 
(b) CONFORMING AMENDMENT.—Paragraph (2) of section 9502(e) 
of such Code is amended by striking ‘‘May 1, 2010’’ and inserting 
‘‘July 4, 2010’’. 
(c) EFFECTIVE DATE.—The amendments made by this section 
shall take effect on May 1, 2010. 
SEC. 4. EXTENSION OF AIRPORT IMPROVEMENT PROGRAM. 
(a) AUTHORIZATION OF APPROPRIATIONS.— 
(1) IN GENERAL.—Section 48103(7) of title 49, United States 
Code, is amended to read as follows:
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‘‘(7) $3,024,657,534 for the period beginning on October 
1, 2009, and ending on July 3, 2010.’’. 
(2) AVAILABILITY
OF
AMOUNTS.—Sums made available 
pursuant to the amendment made by paragraph (1) shall 
remain available until expended. 
(3) PROGRAM
IMPLEMENTATION.—For purposes of calcu-
lating funding apportionments and meeting other requirements 
under sections 47114, 47115, 47116, and 47117 of title 49, 
United States Code, for the period beginning on October 1, 
2009, and ending on July 3, 2010, the Administrator of the 
Federal Aviation Administration shall— 
(A) first calculate funding apportionments on an 
annualized basis as if the total amount available under 
section 48103 of such title for fiscal year 2010 were 
$4,000,000,000; and 
(B) then reduce by 17 percent— 
(i) all funding apportionments calculated under 
subparagraph (A); and 
(ii) 
amounts 
available 
pursuant 
to 
sections 
47117(b) and 47117(f)(2) of such title. 
(b) PROJECT GRANT AUTHORITY.—Section 47104(c) of such title 
is amended by striking ‘‘April 30, 2010,’’ and inserting ‘‘July 3, 
2010,’’. 
SEC. 5. EXTENSION OF EXPIRING AUTHORITIES. 
(a) Section 40117(l)(7) of title 49, United States Code, is 
amended by striking ‘‘May 1, 2010.’’ and inserting ‘‘July 4, 2010.’’. 
(b) Section 44302(f)(1) of such title is amended— 
(1) by striking ‘‘April 30, 2010,’’ and inserting ‘‘July 3, 
2010,’’; and 
(2) by striking ‘‘July 31, 2010,’’ and inserting ‘‘September 
30, 2010,’’. 
(c) Section 44303(b) of such title is amended by striking ‘‘July 
31, 2010,’’ and inserting ‘‘September 30, 2010,’’. 
(d) Section 47107(s)(3) of such title is amended by striking 
‘‘May 1, 2010.’’ and inserting ‘‘July 4, 2010.’’. 
(e) Section 47115(j) of such title is amended by striking ‘‘May 
1, 2010,’’ and inserting ‘‘July 4, 2010,’’. 
(f) Section 47141(f) of such title is amended by striking ‘‘April 
30, 2010.’’ and inserting ‘‘July 3, 2010.’’. 
(g) Section 49108 of such title is amended by striking ‘‘April 
30, 2010,’’ and inserting ‘‘July 3, 2010,’’. 
(h) Section 161 of the Vision 100—Century of Aviation 
Reauthorization Act (49 U.S.C. 47109 note) is amended by striking 
‘‘May 1, 2010,’’ and inserting ‘‘July 4, 2010,’’. 
(i) Section 186(d) of such Act (117 Stat. 2518) is amended 
by striking ‘‘May 1, 2010,’’ and inserting ‘‘July 4, 2010,’’. 
(j) The amendments made by this section shall take effect 
on May 1, 2010. 
SEC. 6. FEDERAL AVIATION ADMINISTRATION OPERATIONS. 
Section 106(k)(1)(F) of title 49, United States Code, is amended 
to read as follows: 
‘‘(F) $7,070,158,159 for the period beginning on October 
1, 2009, and ending on July 3, 2010.’’.
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SEC. 7. AIR NAVIGATION FACILITIES AND EQUIPMENT. 
Section 48101(a)(6) of title 49, United States Code, is amended 
to read as follows: 
‘‘(6) $2,220,252,132 for the period beginning on October 
1, 2009, and ending on July 3, 2010.’’. 
SEC. 8. RESEARCH, ENGINEERING, AND DEVELOPMENT. 
Section 48102(a)(14) of title 49, United States Code, is amended 
to read as follows: 
‘‘(14) $144,049,315 for the period beginning on October 
1, 2009, and ending on July 3, 2010.’’. 
Speaker of the House of Representatives. 
Vice President of the United States and
President of the Senate.