VAT in simpla CMS

Online store on simpla CMS. Sberbank acquiring and cashier are connected. In the store all goods are under 10% VAT, but there are a couple of goods with VAT 20%. It is necessary to add a VAT field in the product card in the admin panel, so that it would be possible to transfer different VAT on goods. The VAT itself comes to Sberbank from the basket of simple, this parameter is https://securepayments.sberbank.ru/wiki/doku.php/integration:api:params:taxtype