(1)(a) A person who is taxable under this chapter is allowed a credit against the tax imposed in this chapter according to the gross vehicle weight rating of the vehicle and the incremental cost of the vehicle purchased above the purchase price of a comparable conventionally fueled vehicle. The credit is limited, as set forth in the table below, to the lesser of the incremental cost amount or the maximum credit amount per vehicle purchased, and subject to a maximum annual credit amount per vehicle class.

(b) On September 1st of each year any unused credits from any weight class identified in the table in (a) of this subsection must be made available to applicants applying for credits under any other weight class listed.

(c) The credit provided in this subsection (1) is not available for the lease of a vehicle.

(2) A person who is taxable under this chapter is allowed, subject to the maximum annual credit per vehicle class in subsection (1)(a) of this section, a credit against the tax imposed in this chapter for the lesser of twenty-five thousand dollars or thirty percent of the costs of converting a commercial vehicle to be principally powered by a clean alternative fuel with a United States environmental protection agency certified conversion.

(3) The total credits under this section may not exceed two hundred fifty thousand dollars or twenty-five vehicles per person per calendar year.

(4) A person may not receive credit under this section for amounts claimed as credits under chapter 82.04 RCW.

(5) Credits are available on a first-in-time basis. The department must disallow any credits, or portion thereof, that would cause the total amount of credits claimed under this section, and RCW 82.04.4496, during any calendar year to exceed six million dollars. The department must provide notification on its web site monthly on the amount of credits that have been applied for, the amount issued, and the amount remaining before the statewide annual limit is reached. In addition, the department must provide written notice to any person who has applied to claim tax credits in excess of the limitation in this subsection.

(6) For the purposes of the limits provided in this section, a credit must be counted against such limits for the calendar year in which the credit is earned.

(7) To claim a credit under this section a person must electronically file with the department all returns, forms, and any other information required by the department, in an electronic format as provided or approved by the department. No refunds may be granted for credits under this section.

(8) To claim a credit under this section, the person applying must:

(a) Complete an application for the credit which must include:

(i) The name, business address, and tax identification number of the applicant;

(ii) A quote or unexecuted copy of the purchase requisition or order for the vehicle;

(iii) The type of alternative fuel to be used by the vehicle;

(iv) The incremental cost of the alternative fuel system;

(v) The anticipated delivery date of the vehicle;

(vi) The estimated annual fuel use of the vehicle in its anticipated duties;

(vii) The gross weight of the vehicle; and

(viii) Any other information deemed necessary by the department to support administration or reporting of the program.

(b) Within fifteen days of notice of credit availability from the department, provide notice of intent to claim the credit including:

(i) A copy of the order for the vehicle, including the total cost for the vehicle;

(ii) The anticipated delivery date of the vehicle, which must be within one hundred twenty days of acceptance of the credit; and

(iii) Any other information deemed necessary by the department to support administration or reporting of the program.

(c) Provide final documentation within fifteen days of receipt of the vehicle, including:

(i) A copy of the final invoice for the vehicle;

(ii) A copy of the factory build sheet or equivalent documentation;

(iii) The vehicle identification number of the vehicle;

(iv) The incremental cost of the alternative fuel system;

(v) Attestations signed by both the seller and purchaser of the vehicle attesting that the incremental cost of the alternative fuel system includes only the costs necessary for the vehicle to run on alternative fuel and no other vehicle options, equipment, or costs; and

(vi) Any other information deemed necessary by the department to support administration or reporting of the program.

(9) To administer the credits, the department must, at a minimum:

(a) Provide notification on its web site monthly of the amount of credits that have been applied for, claimed, and the amount remaining before the statewide annual limit is reached;

(b) Within fifteen days of receipt of the application, notify persons applying of the availability of tax credits in the year in which the vehicles applied for are anticipated to be delivered;

(c) Within fifteen days of receipt of the notice of intent to claim the tax credit, notify the applicant of the approval, denial, or missing information in their notice; and

(d) Within fifteen days of receipt of final documentation, review the documentation and notify the person applying of the acceptance of their final documentation.

(10) If a person fails to supply the information as required in subsection (8) of this section, the department must deny the application.

(11)(a) Taxpayers are only eligible for a credit under this section based on:

(i) Sales, but not leases, of new commercial vehicles and qualifying used commercial vehicles with propulsion units that are principally powered by a clean alternative fuel; or

(ii) Costs to modify a commercial vehicle, including sales of tangible personal property incorporated into the vehicle and labor or service expenses incurred in modifying the vehicle, to be principally powered by a clean alternative fuel.

(b) A credit is earned when qualifying purchases are made.

(12) The definitions in RCW 82.04.4496 apply to this section.

(13) A credit earned during one calendar year may be carried over to be credited against taxes incurred in the subsequent calendar year, but may not be carried over a second year.

(14)(a) Beginning November 25, 2015, and on the 25th of February, May, August, and November of each year thereafter, the department must notify the state treasurer of the amount of credits taken under this section as reported on returns filed with the department during the preceding calendar quarter ending on the last day of December, March, June, and September, respectively.

(b) On the last day of March, June, September, and December of each year, the state treasurer, based upon information provided by the department, must transfer a sum equal to the dollar amount of the credit provided under this section from the multimodal transportation account to the general fund.

(15) Credits may be earned under this section from January 1, 2016, through January 1, 2021.

(16) Credits earned under this section may not be used after January 1, 2022.

[2015 3rd sp.s. c 44 § 412.]

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