HomeAvalara 1099 & W-9Avalara 1099 & W-9OverviewAPISDKIntegration guidesVersion avalara1099Companies W9Forms 1099Forms W9Issuers 1099JobsModelsW9FormBaseRequestParameterseDeliveryConsentedAtOptionalstringThe date when e-delivery was consented.signatureOptionalstringThe signature of the form.View Example