Pricing

Sidr Tax pricing

As sidr.io lists them, read 22 Sept 2026. The maker's own page has the final word.

Plan	Billed and limits	Price
Free	Zero monthly subscription fees; free nexus monitoring · Nexus monitoring across all states · Detailed reporting and analytics · CSV transaction imports · Historical liabilities analysis · Comprehensive risk assessment · Address validation	Free
Plus	$60 per filing; $150 per state registration · Automated filing and remittance · Registration and deregistration · Virtual mailbox for state notices · Rooftop-accurate tax calculations · Automatic tax code classification · Enhanced filing autopilot	$60 a month
Premium	Advanced API access · Dedicated account management · Priority access to sales tax experts · Volume-based discount · Voluntary Disclosure Agreements · Error insurance coverage	On request