(1) Unless a mobile telecommunications service provider elects to be taxed under subsection (2) of this section, the mobile telecommunications service provider must calculate gross proceeds of sales by reporting all sales to, or sales between carriers for, customers with a place of primary use within this state, regardless of where the mobile telecommunications services originate, are received, or are billed, consistent with the mobile telecommunications sourcing act, P.L. 106-252, 4 U.S.C. Secs. 116 through 126.
(2) A mobile telecommunications service provider may elect to calculate gross proceeds of sales by including all charges for mobile telecommunications services provided to all consumers, whether the consumers are the mobile telecommunications service provider's customers or not, if the services originate from or are received on telecommunications equipment or apparatus in this state and are billed to a person in this state.
(3) If a mobile telecommunications service provider elects to be taxed under subsection (2) of this section, the mobile telecommunications service provider must provide written notice of the election before August 1, 2002, or before the beginning date of any tax year thereafter in which it wishes to change its reporting and make this election.
(4) The department may provide, by rule, for formulary reporting as necessary to implement this section.