Multi-Jurisdiction Tax Calculator Overview The Multi-Jurisdiction Tax Calculator skill provides comprehensive tax calculation capabilities across multiple states and countries. It handles nexus determination, apportionment, and compliance with varying jurisdictional requirements. Capabilities State Apportionment Calculation - Single-factor sales apportionment - Three-factor formula application - Market-based sourcing - Cost of performance rules - Throwback/throwout rules - Combined vs. separate filing Nexus Determination - Physical presence analysis - Economic nexus thresholds - Affiliate nex…