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GET
/
tax
/
merchants
/
{merchant_id}
curl https://api.numeralhq.com/tax/merchants/merch_1765503753979c37c5f24 \
  -H "Authorization: Bearer sk_test_xxx" \
  -H "X-API-Version: 2026-01-01"

{
  "id": "merch_1765503753979c37c5f24",
  "object": "tax.merchant",
  "reference_merchant_id": "my-seller-123",
  "name": "Test Seller",
  "email": "[email protected]",
  "default_address": {
    "address_line_1": "123 Main St",
    "address_city": "San Francisco",
    "address_province": "CA",
    "address_postal_code": "94105",
    "address_country": "US"
  },
  "tax_ids": [],
  "status": "active",
  "testmode": true,
  "created_at": 1735689600,
  "updated_at": 1735689600
}
Retrieve a merchant by internal ID (merch_xxx) or your external reference_merchant_id.

​
Headers

​
Authorization
string
required
Bearer token authentication.
​
X-API-Version
string
required
Must be 2026-01-01.

​
Path Parameters

​
merchant_id
string
required
The merchant ID (e.g., merch_1765503753979c37c5f24) or your reference_merchant_id (e.g., my-seller-123).

​
Response

​
id
string
The internal merchant ID.
​
object
string
Always tax.merchant.
​
reference_merchant_id
string
Your external ID for this merchant.
​
name
string
The merchant’s business name.
​
email
string
The merchant’s email address.
​
default_address
object
The merchant’s default business address.
​
tax_ids
array
Array of tax IDs.
​
status
string
Either active or deleted.
​
testmode
boolean
Whether this merchant was created in test mode.
​
created_at
number
Unix timestamp of creation.
​
updated_at
number
Unix timestamp of last update.
curl https://api.numeralhq.com/tax/merchants/merch_1765503753979c37c5f24 \
  -H "Authorization: Bearer sk_test_xxx" \
  -H "X-API-Version: 2026-01-01"

{
  "id": "merch_1765503753979c37c5f24",
  "object": "tax.merchant",
  "reference_merchant_id": "my-seller-123",
  "name": "Test Seller",
  "email": "[email protected]",
  "default_address": {
    "address_line_1": "123 Main St",
    "address_city": "San Francisco",
    "address_province": "CA",
    "address_postal_code": "94105",
    "address_country": "US"
  },
  "tax_ids": [],
  "status": "active",
  "testmode": true,
  "created_at": 1735689600,
  "updated_at": 1735689600
}

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Headers

​
X-API-Version
enum<string>
required
Available options:
2026-01-01

Path Parameters

​
merchant_id
string
required

The merchant ID (merch_xxx) or your reference_merchant_id

Response

Merchant details

​
id
string

The internal merchant ID

Example:

"merch_1765503753979c37c5f24"

​
object
string
Example:

"tax.merchant"

​
reference_merchant_id
string

Your external ID for this merchant

Example:

"my-seller-123"

​
name
string
Example:

"Acme Seller Co"

​
email
string
​
default_address
object

Merchant's default business address. Uses address_ prefix for field names.

​
tax_ids
object[]
​
status
enum<string>
Available options:
active,
deleted
Example:

"active"

​
testmode
boolean

Whether this merchant was created in test mode

​
created_at
number

Unix timestamp of creation

​
updated_at
number

Unix timestamp of last update

​
metadata
object

You can store arbitrary keys and values in the metadata. Any valid JSON object whose values are less than 255 characters long is accepted.