import { createAdminClient } from '@spree/admin-sdk'

const client = createAdminClient({
  baseUrl: 'https://your-store.com',
  secretKey: 'sk_xxx',
})

// `code` is what certificates record and the tax engine receives — on
// Avalara, an entity use code such as `G` (resale).
const reason = await client.taxExemptionReasons.create({
  name: 'Reseller (wholesale)',
  code: 'G',
})

spree api post /tax_exemption_reasons -d '{"name":"Reseller (wholesale)","code":"G"}'

{
  "id": "txr_gbHJdmfrXB",
  "name": "Federal government",
  "code": "A",
  "active": true,
  "metadata": {},
  "created_at": "2026-01-15T12:00:00.000Z",
  "updated_at": "2026-01-15T12:00:00.000Z",
  "can_be_deleted": true
}

{
  "error": {
    "code": "validation_error",
    "message": "Name can't be blank and Code can't be blank",
    "details": {
      "name": [
        {
          "code": "blank",
          "message": "can't be blank",
          "specific": false
        }
      ],
      "code": [
        {
          "code": "blank",
          "message": "can't be blank",
          "specific": false
        }
      ]
    }
  }
}