Sales-and-use tax vendor SpeedTax has continued its move into the upper-tiers of ERP. The company’s product has been certified for integration with SAP ERP (formerly known as R/3). SpeedTax says it now integrates with applications ranging from QuickBooks to the Tier 1 product. The company said that its product is recommended or used as a white-label sales tax returns and remittance engine by firms that include: Deloitte, Grant Thornton, UHY Advisors, Dixon Hughes, Elliott Davis, Wipfli, Weaver and WithumSmith+Brown.