billingAddress. The section accepts every option the standalone Billing address element accepts.
Enable the section
Same-as-shipping
When bothshippingAddress and billingAddress are configured, Checkout renders a “Same as shipping” toggle on the billing section. The toggle is on by default; the shopper unchecks it to enter a different billing address.
Configure fields
Autocomplete
Submitted value
value.billingAddress equals value.shippingAddress.