# E12015 — SenderRegistrationPending

This sender's registration for the destination country is not yet approved.

- **HTTP status**: `422`
- **Type**: `validation_error`
- **Name**: `SenderRegistrationPending`

## What to do

The sender's registration for this country is still under review. Wait for it to be approved, then send again.

## Related

- [E12xxx — SMS sending & delivery](/docs/api/errors/E12xxx): every code in this range
- [Errors](/docs/api/errors): the full wire contract, status mapping, and error catalog
- [Error handling](/docs/guides/errors): branching on `type` and `code`, validation details, and `vendor_code`