§9503. Highway Trust Fund
(a) Creation of Trust Fund
There is established in the Treasury of the United States a trust fund to be known as the "Highway Trust Fund", consisting of such amounts as may be appropriated or credited to the Highway Trust Fund as provided in this section or section 9602(b).
(b) Transfer to Highway Trust Fund of amounts equivalent to certain taxes
(1) In general
There are hereby appropriated to the Highway Trust Fund amounts equivalent to the taxes received in the Treasury before October 1, 1999, under the following provisions-
(A) section 4041 (relating to taxes on diesel fuels and special motor fuels),
(B) section 4051 (relating to retail tax on heavy trucks and trailers),
(C) section 4061 1 (relating to tax on trucks and truck parts),
(D) section 4071 (relating to tax on tires and tread rubber),
(E) section 4081 (relating to tax on gasoline and diesel fuel), and
(F) section 4481 (relating to tax on use of certain vehicles).
(2) Liabilities incurred before October 1, 1999
There are hereby appropriated to the Highway Trust Fund amounts equivalent to the taxes which are received in the Treasury after September 30, 1999, and before July 1, 2000, and which are attributable to liability for tax incurred before October 1, 1999, under the provisions described in paragraph (1).
(3) Adjustments for aviation uses
The amounts described in paragraphs (1) and (2) with respect to any period shall (before the application of this subsection) be reduced by appropriate amounts to reflect any amounts transferred to the Airport and Airway Trust Fund under section 9502(b) with respect to such period.
(4) Certain additional taxes not transferred to Highway Trust Fund
For purposes of paragraphs (1) and (2)-
(A) there shall not be taken into account the taxes imposed by section 4041(d), and
(B) there shall be taken into account the taxes imposed by sections 4041 and 4081 only to the extent attributable to the Highway Trust Fund financing rate.
(5) General revenue deposits of certain taxes on alcohol mixtures
For purposes of this section, the amounts which would (but for this paragraph) be required to be appropriated under subparagraphs (A) and (E) of paragraph (1) shall be reduced by-
(A) 0.6 cent per gallon in the case of taxes imposed on any mixture at least 10 percent of which is alcohol (as defined in section 4081(c)(3)) if any portion of such alcohol is ethanol, and
(B) 0.67 cent per gallon in the case of gasoline or diesel fuel used in producing a mixture described in subparagraph (A).
(c) Expenditures from Highway Trust Fund
(1) Federal-aid highway program
Except as provided in subsection (e), amounts in the Highway Trust Fund shall be available, as provided by appropriation Acts, for making expenditures before October 1, 1997, to meet those obligations of the United States heretofore or hereafter incurred which are-
(A) authorized by law to be paid out of the Highway Trust Fund established by section 209 of the Highway Revenue Act of 1956,
(B) authorized to be paid out of the Highway Trust Fund under title I or II of the Surface Transportation Assistance Act of 1982,
(C) authorized to be paid out of the Highway Trust Fund under the Surface Transportation and Uniform Relocation Assistance Act of 1987, or
(D) authorized to be paid out of the Highway Trust Fund under the Intermodal Surface Transportation Efficiency Act of 1991.
In determining the authorizations under the Acts referred to in the preceding subparagraphs, such Acts shall be applied as in effect on the date of the enactment of the Intermodal Surface Transportation Efficiency Act of 1991.
(2) Transfers from Highway Trust Fund for certain repayments and credits
(A) In general
The Secretary shall pay from time to time from the Highway Trust Fund into the general fund of the Treasury amounts equivalent to-
(i) the amounts paid before July 1, 2000, under-
(I) section 6420 (relating to amounts paid in respect of gasoline used on farms),
(II) section 6421 (relating to amounts paid in respect of gasoline used for certain nonhighway purposes or by local transit systems),
(III) section 6424 (relating to amounts paid in respect of lubricating oil used for certain nontaxable purposes), and
(IV) section 6427 (relating to fuels not used for taxable purposes),
on the basis of claims filed for periods ending before October 1, 1999, and
(ii) the credits allowed under section 34 (relating to credit for certain uses of gasoline, special fuels, and lubricating oil) with respect to gasoline, special fuels, and lubricating oil used before October 1, 1999 (or with respect to qualified diesel-powered highway vehicles purchased before January 1, 1999).
The amounts payable from the Highway Trust Fund under this subparagraph or paragraph (3) shall be determined by taking into account only the Highway Trust Fund financing rate applicable to any fuel.
(B) Transfers based on estimates
Transfers under subparagraph (A) shall be made on the basis of estimates by the Secretary, and proper adjustments shall be made in amounts subsequently transferred to the extent prior estimates were in excess or less than the amounts required to be transferred.
(C) Exception for use in aircraft and motorboats
This paragraph shall not apply to amounts estimated by the Secretary as attributable to use of gasoline and special fuels in motorboats or in aircraft.
(3) 1999 floor stocks refunds
The Secretary shall pay from time to time from the Highway Trust Fund into the general fund of the Treasury amounts equivalent to the floor stocks refunds made before July 1, 2000, under section 6412(a).
(4) Transfers from the Trust Fund for motorboat fuel taxes
(A) Transfer to Boat Safety Account
(i) In general
The Secretary shall pay from time to time from the Highway Trust Fund into the Boat Safety Account in the Aquatic Resources Trust Fund amounts (as determined by him) equivalent to the motorboat fuel taxes received on or after October 1, 1980, and before October 1, 1997.
(ii) Limitations
(I) Limit on transfers during any fiscal year
The aggregate amount transferred under this subparagraph during any fiscal year shall not exceed $60,000,000 for each of fiscal years 1989 and 1990 and $70,000,000 for each fiscal year thereafter.
(II) Limit on amount in fund
No amount shall be transferred under this subparagraph if the Secretary determines that such transfer would result in increasing the amount in the Boat Safety Account to a sum in excess of $60,000,000 for each of fiscal years 1989 and 1990 and $70,000,000 for each fiscal year thereafter.
(B) $1,000,000 per year of excess transferred to land and water conservation fund
(i) In general
Any amount received in the Highway Trust Fund-
(I) which is attributable to motorboat fuel taxes, and
(II) which is not transferred from the Highway Trust Fund under subparagraph (A),
shall be transferred (subject to the limitation of clause (ii)) by the Secretary from the Highway Trust Fund into the land and water conservation fund provided for in title I of the Land and Water Conservation Fund Act of 1965.
(ii) Limitation
The aggregate amount transferred under this subparagraph during any fiscal year shall not exceed $1,000,000.
(C) Excess funds transferred to Sport Fish Restoration Account
Any amount received in the Highway Trust Fund-
(i) which is attributable to motorboat fuel taxes, and
(ii) which is not transferred from the Highway Trust Fund under subparagraph (A) or (B),
shall be transferred by the Secretary from the Highway Trust Fund into the Sport Fish Restoration Account in the Aquatic Resources Trust Fund.
(D) Motorboat fuel taxes
For purposes of this paragraph, the term "motorboat fuel taxes" means the taxes under section 4041(a)(2) with respect to special motor fuels used as fuel in motorboats and under section 4081 with respect to gasoline used as fuel in motorboats, but only to the extent such taxes are attributable to the Highway Trust Fund financing rate.
(E) Determination
The amount of payments made under this paragraph after October 1, 1986 shall be determined by the Secretary in accordance with the methodology described in the Treasury Department's Report to Congress of June 1986 entitled "Gasoline Excise Tax Revenues Attributable to Fuel Used in Recreational Motorboats."
(5) Transfers from the Trust Fund for small-engine fuel taxes
(A) In general
The Secretary shall pay from time to time from the Highway Trust Fund into the Sport Fish Restoration Account in the Aquatic Resources Trust Fund amounts (as determined by him) equivalent to the small-engine fuel taxes received on or after December 1, 1990, and before October 1, 1997.
(B) Small-engine fuel taxes
For purposes of this paragraph, the term "small-engine fuel taxes" means the taxes under section 4081 with respect to gasoline used as a fuel in the nonbusiness use of small-engine outdoor power equipment, but only to the extent such taxes are attributable to the Highway Trust Fund financing rate.
(6) Transfers from Trust Fund of certain recreational fuel taxes, etc.
(A) In general
The Secretary shall pay from time to time from the Highway Trust Fund into the National Recreational Trails Trust Fund amounts (as determined by him) equivalent to 0.3 percent (as adjusted under subparagraph (C)) of the total Highway Trust Fund receipts for the period for which the payment is made.
(B) Limitation
The amount paid into the National Recreational Trails Trust Fund under this paragraph during any fiscal year shall not exceed the amount obligated under section 1302 of the Intermodal Surface Transportation Efficiency Act of 1991 (as in effect on the date of the enactment of this paragraph) for such fiscal year to be expended from such Trust Fund.
(C) Adjustment of percentage
(i) First year
Within 1 year after the date of the enactment of this paragraph, the Secretary shall adjust the percentage contained in subparagraph (A) so that it corresponds to the revenues received by the Highway Trust Fund from nonhighway recreational fuel taxes.
(ii) Subsequent years
Not more frequently than once every 3 years, the Secretary may increase or decrease the percentage established under clause (i) to reflect, in the Secretary's estimation, changes in the amount of revenues received in the Highway Trust Fund from nonhighway recreational fuel taxes.
(iii) Amount of adjustment
Any adjustment under clause (ii) shall be not more than 10 percent of the percentage in effect at the time the adjustment is made.
(iv) Use of data
In making the adjustments under clauses (i) and (ii), the Secretary shall take into account data on off-highway recreational vehicle registrations and use.
(D) Nonhighway recreational fuel taxes
For purposes of this paragraph, the term "nonhighway recreational fuel taxes" means taxes under section 2 4041 and 4081 (to the extent attributable to the Highway Trust Fund financing rate) with respect to-
(i) fuel used in vehicles on recreational trails or back country terrain (including vehicles registered for highway use when used on recreational trails, trail access roads not eligible for funding under title 23, United States Code, or back country terrain), and
(ii) fuel used in campstoves and other nonengine uses in outdoor recreational equipment.
Such term shall not include small-engine fuel taxes (as defined by paragraph (5)) and taxes which are credited or refunded.
(E) Termination
No amount shall be paid under this paragraph after September 30, 1997.
(d) Adjustments of apportionments
(1) Estimates of unfunded highway authorizations and net highway receipts
The Secretary of the Treasury, not less frequently than once in each calendar quarter, after consultation with the Secretary of Transportation, shall estimate-
(A) the amount which would (but for this subsection) be the unfunded highway authorizations at the close of the next fiscal year, and
(B) the net highway receipts for the 24-month period beginning at the close of such fiscal year.
(2) Procedure where there is excess unfunded highway authorizations
If the Secretary of the Treasury determines for any fiscal year that the amount described in paragraph (1)(A) exceeds the amount described in paragraph (1)(B)-
(A) he shall so advise the Secretary of Transportation, and
(B) he shall further advise the Secretary of Transportation as to the amount of such excess.
(3) Adjustment of apportionments where unfunded authorizations exceed 2 years' receipts
(A) Determination of percentage
If, before any apportionment to the States is made, in the most recent estimate made by the Secretary of the Treasury there is an excess referred to in paragraph (2)(B), the Secretary of Transportation shall determine the percentage which-
(i) the excess referred to in paragraph (2)(B), is of
(ii) the amount authorized to be appropriated from the Trust Fund for the fiscal year for apportionment to the States.
If, but for this sentence, the most recent estimate would be one which was made on a date which will be more than 3 months before the date of the apportionment, the Secretary of the Treasury shall make a new estimate under paragraph (1) for the appropriate fiscal year.
(B) Adjustment of apportionments
If the Secretary of Transportation determines a percentage under subparagraph (A) for purposes of any apportionment, notwithstanding any other provision of law, the Secretary of Transportation shall apportion to the States (in lieu of the amount which, but for the provisions of this subsection, would be so apportioned) the amount obtained by reducing the amount authorized to be so apportioned by such percentage.
(4) Apportionment of amounts previously withheld from apportionment
If, after funds have been withheld from apportionment under paragraph (3)(B), the Secretary of the Treasury determines that the amount described in paragraph (1)(A) does not exceed the amount described in paragraph (1)(B) or that the excess described in paragraph (1)(B) is less than the amount previously determined, he shall so advise the Secretary of Transportation. The Secretary of Transportation shall apportion to the States such portion of the funds so withheld from apportionment as the Secretary of the Treasury has advised him may be so apportioned without causing the amount described in paragraph (1)(A) to exceed the amount described in paragraph (1)(B). Any funds apportioned pursuant to the preceding sentence shall remain available for the period for which they would be available if such apportionment took effect with the fiscal year in which they are apportioned pursuant to the preceding sentence.
(5) Definitions
For purposes of this subsection-
(A) Unfunded highway authorizations
The term "unfunded highway authorizations" means, at any time, the excess (if any) of-
(i) the total potential unpaid commitments at such time as a result of the apportionment to the States of the amounts authorized to be appropriated from the Highway Trust Fund, over
(ii) the amount available in the Highway Trust Fund at such time to defray such commitments (after all other unpaid commitments at such time which are payable from the Highway Trust Fund have been defrayed).
(B) Net highway receipts
The term "net highway receipts" means, with respect to any period, the excess of-
(i) the receipts (including interest) of the Highway Trust Fund during such period, over
(ii) the amounts to be transferred during such period from such Fund under subsection (c) (other than paragraph (1) thereof).
(6) Reports
Any estimate under paragraph (1) and any determination under paragraph (2) shall be reported by the Secretary of the Treasury to the Committee on Ways and Means of the House of Representatives, the Committee on Finance of the Senate, the Committees on the Budget of both Houses, the Committee on Public Works and Transportation of the House of Representatives, and the Committee on Environment and Public Works of the Senate.
(e) Establishment of Mass Transit Account
(1) Creation of account
There is established in the Highway Trust Fund a separate account to be known as the "Mass Transit Account" consisting of such amounts as may be transferred or credited to the Mass Transit Account as provided in this subsection or section 9602(b).
(2) Transfers to Mass Transit Account
The Secretary of the Treasury shall transfer to the Mass Transit Account the mass transit portion of the amounts appropriated to the Highway Trust Fund under subsection (b) which are attributable to taxes under sections 4041 and 4081 imposed after March 31, 1983. For purposes of the preceding sentence, the term "mass transit portion" means an amount determined at the rate of 1.5 cents for each gallon with respect to which tax was imposed under section 4041 or 4081.
(3) Expenditures from Account
Amounts in the Mass Transit Account shall be available, as provided by appropriation Acts, for making capital or capital-related expenditures before October 1, 1997 (including capital expenditures for new projects) in accordance with-
(A) section 5338(a)(1) or (b)(1) of title 49, or
(B) the Intermodal Surface Transportation Efficiency Act of 1991,
as such Acts are in effect on the date of the enactment of the Intermodal Surface Transportation Efficiency Act of 1991.
(4) Limitation
Rules similar to the rules of subsection (d) shall apply to the Mass Transit Account except that subsection (d)(1) shall be applied by substituting "12-month" for "24-month".
(5) Portion of certain transfers to be made from account
(A) In general
Transfers under paragraphs (2), (3), and (4) of subsection (c) shall be borne by the Highway Account and the Mass Transit Account in proportion to the respective revenues transferred under this section to the Highway Account (after the application of paragraph (2)) and the Mass Transit Account; except that any such transfers to the extent attributable to section 6427(g) shall be borne only by the Highway Account.
(B) Highway Account
For purposes of subparagraph (A), the term "Highway Account" means the portion of the Highway Trust Fund which is not the Mass Transit Account.
(f) Definition of Highway Trust Fund financing rate
For purposes of this section-
(1) In general
Except as otherwise provided in this subsection, the Highway Trust Fund financing rate is-
(A) in the case of gasoline and special motor fuels, 11.5 cents per gallon (14 cents per gallon after September 30, 1995), and
(B) in the case of diesel fuel, 17.5 cents per gallon (20 cents per gallon after September 30, 1995).
(2) Certain uses
(A) Trains
In the case of fuel used in a train, the Highway Trust Fund financing rate is zero.
(B) Certain buses
In the case of diesel fuel used in a use described in section 6427(b)(1) (after the application of section 6427(b)(3)), the Highway Trust Fund financing rate is 3 cents per gallon.
(C) Certain boats
In the case of diesel fuel used in a boat described in clause (iv) of section 6421(e)(2)(B), the Highway Trust Fund financing rate is zero.
(D) Compressed natural gas
In the case of the tax imposed by section 4041(a)(3), the Highway Trust Fund financing rate is zero.
(E) Certain other nonhighway uses
In the case of gasoline and special motor fuels used as described in paragraph (4)(D), (5)(B), or (6)(D) of subsection (c), the Highway Trust Fund financing rate is 11.5 cents per gallon; and, in the case of diesel fuel used as described in subsection (c)(6)(D), the Highway Trust Fund financing rate is 17.5 cents per gallon.
(3) Alcohol fuels
(A) In general
If the rate of tax on any fuel is determined under section 4041(b)(2)(A), 4041(k), or 4081(c), the Highway Trust Fund financing rate is the excess (if any) of the rate so determined over-
(i) 6.8 cents per gallon after September 30, 1993, and before October 1, 1999,
(ii) 4.3 cents per gallon after September 30, 1999.
In the case of a rate of tax determined under section 4081(c), the preceding sentence shall be applied by increasing the rates specified in clauses (i) and (ii) by 0.1 cent.
(B) Fuels used to produce mixtures
In the case of a rate of tax determined under section 4081(c)(2), subparagraph (A) shall be applied by substituting rates which are 10/9 of the rates otherwise applicable under clauses (i) and (ii) of subparagraph (A).
(C) Partially exempt methanol or ethanol fuel
In the case of a rate of tax determined under section 4041(m), the Highway Trust Fund financing rate is the excess (if any) of the rate so determined over-
(i) 5.55 cents per gallon after September 30, 1993, and before October 1, 1995, and
(ii) 4.3 cents per gallon after September 30, 1995.
(4) Termination
Notwithstanding the preceding provisions of this subsection, the Highway Trust Fund financing rate is zero with respect to taxes received in the Treasury after June 30, 2000.
(Added
Amendment of Subsection (e)(2)
References in Text
Section 4061, referred to in subsec. (b)(1)(C), was repealed by
Section 209 of the Highway Revenue Act of 1956, referred to in subsec. (c)(1)(A), is section 209 of act June 29, 1956, ch. 462, title II,
The Surface Transportation Assistance Act of 1982, referred to in subsec. (c)(1)(B), is
The Surface Transportation and Uniform Relocation Assistance Act of 1987, referred to in subsec. (c)(1)(C), is
The Intermodal Surface Transportation Efficiency Act of 1991, referred to in subsecs. (c)(1)(D) and (e)(3)(B), is
The date of the enactment of the Intermodal Surface Transportation Efficiency Act of 1991, referred to in subsecs. (c)(1) and (e)(3), is the date of enactment of
Section 6424, referred to in subsec. (c)(2)(A)(i)(III), was repealed by
The Land and Water Conservation Fund Act of 1965, referred to in subsec. (c)(4)(B)(i), is
The date of the enactment of this paragraph, referred to in subsec. (c)(6)(B), (C)(i), is the date of enactment of
Amendments
1994-Subsec. (e)(3)(A).
1993-Subsec. (b)(1)(E).
Subsec. (b)(1)(F), (G).
Subsec. (b)(4).
Subsec. (b)(4)(B).
Subsec. (b)(5).
Subsec. (c)(4)(D).
Subsec. (c)(5)(B).
Subsec. (c)(6)(D).
Subsec. (e)(2).
Subsec. (f).
1991-Subsec. (b)(1), (2).
Subsec. (c)(1).
Subsec. (c)(2)(A), (3).
Subsec. (c)(4)(A)(i), (5)(A).
Subsec. (c)(6).
Subsec. (e)(3).
1990-Subsec. (b)(1), (2).
Subsec. (b)(4)(B).
Subsec. (b)(5).
Subsec. (c)(2)(A).
Subsec. (c)(3), (4)(A)(i).
Subsec. (c)(4)(D).
Subsec. (c)(5).
Subsec. (e)(2).
1989-Subsec. (b)(4)(A).
1988-Subsec. (c)(4)(A)(ii)(I), (II).
Subsec. (c)(4)(E).
1987-Subsec. (b).
Subsec. (b)(1)(F).
Subsec. (b)(4).
Subsec. (c).
Subsec. (c)(1)(C), (D).
Subsec. (e)(2).
Subsec. (e)(3).
Subsec. (e)(5).
1986-Subsec. (b)(4).
Subsec. (c)(4)(A)(ii).
Subsec. (c)(4)(D).
Subsec. (c)(4)(E).
1984-Subsec. (c)(2)(A)(ii).
Subsec. (c)(4)(A).
Subsec. (c)(4)(A)(i).
Subsec. (c)(4)(A)(ii)(II).
Subsec. (c)(4)(B) to (D).
Subsec. (e)(2).
Change of Name
Committee on Public Works and Transportation of House of Representatives changed to Committee on Transportation and Infrastructure of House of Representatives by House Resolution No. 6, One Hundred Fourth Congress, Jan. 4, 1995.
Effective Date of 1993 Amendment
Amendment by section 13242(d)(34) to (41) of
Section 13244(b) of
Effective Date of 1990 Amendment
Amendment by section 11211(a)(5)(D)–(F) of
Amendment by section 11211(b)(6)(H) of
Section 11211(h)(2) of
Section 11211(i)(4) of
Effective Date of 1989 Amendment
Amendment by
Effective Date of 1988 Amendment
Amendment by
Effective Date of 1987 Amendment
Amendment by
Effective Date of 1986 Amendment
Amendment by
Effective Date of 1984 Amendment
Amendment by section 474(r)(43) of
Amendment by section 911(d)(1) of
Amendment by section 1016(b) of
Effective Date; Savings Provision
Section 531(e) of
"(1)
"(2)
Report on Nonhighway Recreational Fuel Taxes
Section 8003(d) of
Section Referred to in Other Sections
This section is referred to in sections 9504, 9511 of this title; title 16 sections 460l–11, 1261; title 46 section 13106; title 49 section 31104.