# useDeliveryGroups
Returns the current delivery groups for the checkout, and automatically re-renders
your component when delivery address or delivery option selection changes.
### Delivery groups

```jsx
import {
  reactExtension,
  Banner,
  useDeliveryGroups,
} from '@shopify/ui-extensions-react/checkout';

export default reactExtension(
  'purchase.checkout.block.render',
  () => <Extension />,
);

function Extension() {
  const deliveryGroups = useDeliveryGroups();
  const deliveryOptions =
    deliveryGroups[0].deliveryOptions;

  return (
    <Banner>
      First delivery option:{' '}
      {deliveryOptions[0].title}
    </Banner>
  );
}

```


## 

### UseDeliveryGroupsGeneratedType
Returns the current delivery groups for the checkout, and automatically re-renders
your component when delivery address or delivery option selection changes.
#### Returns: DeliveryGroup[]

export function useDeliveryGroups<
  Target extends RenderExtensionTarget = RenderExtensionTarget,
>(): DeliveryGroup[] {
  const api = useApi<Target>();

  if (!('deliveryGroups' in api)) {
    throw new ExtensionHasNoMethodError('deliveryGroups', api.extension.target);
  }

  return useSubscription(api.deliveryGroups);
}
### DeliveryGroup
Represents the delivery information and options available for one or
more cart lines.
### targetedCartLines
The cart line references associated to the delivery group.
### deliveryOptions
The delivery options available for the delivery group.
### selectedDeliveryOption
The selected delivery option for the delivery group.
### groupType
The type of the delivery group.
### isDeliveryRequired
Whether delivery is required for the delivery group.
### CartLineReference
Represents a reference to a cart line.
### id
The unique identifier of the referenced cart line.
### DeliveryOption
Represents a base interface for a single delivery option.
### handle
The unique identifier of the delivery option.
### title
The title of the delivery option.
### description
The description of the delivery option.
### DeliveryOptionReference
Represents a reference to a delivery option.
### handle
The unique identifier of the referenced delivery option.
### DeliveryGroupType
The possible types of a delivery group.
'oneTimePurchase' | 'subscription'
## Related
- [StandardApi](/docs/api/checkout-ui-extensions/apis/standardapi)
- [CheckoutApi](/docs/api/checkout-ui-extensions/apis/checkoutapi)
- [OrderStatusApi](/docs/api/checkout-ui-extensions/apis/orderstatusapi)
- [CartLineItemApi](/docs/api/checkout-ui-extensions/apis/cartlineitemapi)
- [PickupPointListApi](/docs/api/checkout-ui-extensions/apis/pickuppointlistapi)
- [PickupLocationListApi](/docs/api/checkout-ui-extensions/apis/pickuplocationlistapi)
- [ShippingOptionItemApi](/docs/api/checkout-ui-extensions/apis/shippingoptionitemapi)
- [ExtensionTargets](/docs/api/checkout-ui-extensions/apis/extensiontargets)