//[core](../../../../index.md)/[com.yandex.payment.sdk.core](../../index.md)/[PaymentApi](../index.md)/[Builder](index.md)/[regionId](region-id.md)

# regionId

[core]\
fun [regionId](region-id.md)(regionId: Int): [PaymentApi.Builder](index.md)

Регион пользователя.
