Calculate taxes

Metronome supports dynamic calculation of sales tax when invoicing with Stripe. Stripe tax calculation works with Anrok and Avalara.

Configure Stripe tax calculation

To set up entity mappings for Anrok and Avalara in the Metronome app:

1. In General Settings, click Integrations.
2. Under Stripe, click Edit Mapping.
3. Use the modal dialog to populate the mappings using the values below.
4. Click Save.

Required entity mappings

Calculation of taxes in Stripe requires entity mapping in Metronome. Use this table of values to configure the correct entity mappings for your chosen tax service (Anrok or Avalara).

Metronome entity	Stripe entity	Notes
Line item	invoiceitem	Created by invoicer upon issuance
Invoice	invoice	Created by invoicer upon issuance
Sub line items (aka “charges”)	invoiceitem	Created by invoicer upon issuance
"Product ID" custom field on Line item	invoiceitem.price.product	Stripe product ID is stored in a line item custom field. This field is used for the Anrok integration and is passed as part of the invoice item from Stripe during invoice issuance.
Any custom field on Line item	invoiceitem.metadata.*	Any metadata key that's stored on a line item custom field. This field can be used for the Avalara integration, specifically to provide tax_code metadata. This metadata is also passed as part of the invoice item from Stripe during invoice issuance.
Any custom field on Customer	invoice.metadata.*	Any metadata key that's stored on a customer custom field. This field can be used for the Avalara integration, specifically to provide tax_code metadata. This metadata is also passed as part of the invoice from Stripe during invoice issuance.