Proposed Colorado regulation would change "doing business" definition, adopt Finnigan approach

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Update: The Colorado Department of Revenue withdrew the proposed amendment on July 8, 2011. The Colorado Department of Revenue recently proposed an amendment to its "doing business" regulation that would change the sourcing of receipts for purposes of calculating the sales factor numerator from a Joyce rule to a Finnigan rule. A hearing on the proposal is scheduled for June 7, 2011. [Colo. Prop. Reg. Sec. 39-22-301.1]


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