Indiana Sales Tax Nexus — Rules, Thresholds & Filing Guide (2026)

Content for this page is being generated from the Indiana Department of Revenue. Check back soon for full thresholds, filing cadence, and marketplace facilitator rules.

Source: https://www.in.gov/dor/

Indiana sales tax by topic

Indiana · E-commerce
General e-commerce sales tax rules
Indiana · Shopify
Shopify-specific sales tax guidance
Indiana · Amazon
Amazon FBA and marketplace sales tax
Indiana · SaaS
Software-as-a-service sales tax rules
Indiana · Thresholds
Economic and transaction nexus thresholds
Indiana · Filing
Filing frequency and procedures
Indiana · Marketplace Facilitator
Marketplace facilitator law for the state