All classes that implement SupportsVerificationInterface in Commerce Core 8.2
- class \Drupal\commerce_tax\Plugin\Commerce\TaxNumberType\EuropeanUnionVat
- class \Drupal\commerce_tax\Plugin\Commerce\TaxNumberType\TaxNumberTypeWithVerificationBase implements SupportsVerificationInterface, ContainerFactoryPluginInterface
- class \Drupal\commerce_tax_test\Plugin\Commerce\TaxNumberType\SerbianVat