Ohio Sales Tax Rate Changes | Ohio Sales Tax Calculator https://www.ohiosalestaxcalculator.com/ohio-sales-tax/rate-changes Official updates and notifications on Ohio county sales and use tax rate changes. en-us <![CDATA[Warren County Sales Tax Rate Change: 6.75% → 7.25% (Effective 2026-10-01)]]> https://www.ohiosalestaxcalculator.com/blog/warren-county-sales-tax-increase-2026 rate-change-warren-2026-10-01 Thu, 01 Oct 2026 00:00:00 GMT