# `Stripe.Params.PromotionCodeCreateParams.Restrictions`
[🔗](https://github.com/jeffhuen/tiger_stripe/blob/main/lib/stripe/params/promotion_code_create_params.ex#L59)

Nested parameters.

# `t`

```elixir
@type t() :: %Stripe.Params.PromotionCodeCreateParams.Restrictions{
  currency_options: map() | nil,
  first_time_transaction: boolean() | nil,
  minimum_amount: integer() | nil,
  minimum_amount_currency: String.t() | nil
}
```

* `currency_options` - Promotion codes defined in each available currency option. Each key must be a three-letter [ISO currency code](https://www.iso.org/iso-4217-currency-codes.html) and a [supported currency](https://stripe.com/docs/currencies).
* `first_time_transaction` - A Boolean indicating if the Promotion Code should only be redeemed for Customers without any successful payments or invoices
* `minimum_amount` - Minimum amount required to redeem this Promotion Code into a Coupon (e.g., a purchase must be $100 or more to work).
* `minimum_amount_currency` - Three-letter [ISO code](https://stripe.com/docs/currencies) for minimum_amount Format: ISO 4217 currency code.

---

*Consult [api-reference.md](api-reference.md) for complete listing*
