Follow the mandate. Reconcile the transaction.
Source-backed reporting and analysis connected to the companies, capabilities, authorities, and operating domains it affects.
Billit says software providers can place its access point behind their own brand. Tax and invoicing teams should keep the network operator, legal entity, route, and escalation owner visible instead of treating the embedded experience as a single-system control.
California's official Wayfair guidance makes the remote-seller threshold a calculation with defined periods, transaction scope, related-person rules, and a separate district-tax question—not a single revenue field.
Numeral documents sales-tax registration and account-administration support. A workflow status still needs state-issued identity, effective dates, access, and downstream collection evidence.
TaxJar presents nexus tracking alongside calculation, reporting, filing, and state-registration support. Its alert can identify a threshold question, but the accountable record still has to establish the state, entity, measurement period, included activity, marketplace treatment, effective date, and chosen registration response.
Stripe presents calculation, obligation monitoring, registration, and filing as connected tax workflows. A calculated transaction still needs a trace through adjustments, filing population, submitted return, remittance, and authority account before finance can call it reconciled.
The multistate chart is a useful orientation layer, but its own warning is decisive: thresholds, measurement periods, sales bases, and effective dates remain matters of individual state law and current state guidance.
The U.S. Supreme Court rejected physical presence as the constitutional shortcut for sales-tax collection. It did not create one national economic-nexus threshold, so tax systems still need a dated state-by-state rule and transaction record.
