(1) There may be credited against the tax imposed by this chapter, the value of services and information relating to setting of standards and testing for public safety provided to the state of Washington, without charge, at the state's request, by a nonprofit corporation that is:
(a) Organized and operated for the purpose of setting standards and testing for public safety; and
(b) Exempt from federal income tax under section 501(c)(3) of the Internal Revenue Code of 1986, as amended; and
(c) Organized with no direct or indirect industry affiliation.
(2) The value of the services and information requested by the state and provided to the state, without charge, shall be determined by the allocation of the cost method using generally accepted accounting standards.
(3) The credit allowed under this section shall be limited to the amount of tax imposed by this chapter. Any unused excess credit in a reporting period may be carried forward to future reporting periods for a maximum of one year.