On March 1, 2023, a Florida trial court confirmed that costs of performance (COP) sourcing, not market-based sourcing, is Florida’s standard methodology for sourcing service receipts for apportionment purposes. In Billmatrix Corp. v. State of Florida, Department of Revenue, No. 2020-CA-000435 (Fla. 2d Cir. Ct. Mar. 1, 2023), the court strongly rebuked the Florida Department of Revenue for attempting to apply market-based sourcing in contravention of its own COP sourcing regulation. Continue Reading ›