Tax Identification Number (TIN)

curl --request POST \
  --url https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/ \
  --header 'Content-Type: application/json' \
  --header 'x-access-token: <api-key>' \
  --data '
{
  "tax_identification_number": "N-01234567"
}
'

import requests

url = "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/"

payload = { "tax_identification_number": "N-01234567" }
headers = {
    "x-access-token": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-access-token': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({tax_identification_number: 'N-01234567'})
};

fetch('https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'tax_identification_number' => 'N-01234567'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-access-token: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/"

	payload := strings.NewReader("{\n  \"tax_identification_number\": \"N-01234567\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-access-token", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/")
  .header("x-access-token", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"tax_identification_number\": \"N-01234567\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["x-access-token"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"tax_identification_number\": \"N-01234567\"\n}"

response = http.request(request)
puts response.read_body

{
  "status": "failed",
  "data": [
    "<unknown>"
  ],
  "message": "<string>"
}

{
  "status": "failed",
  "message": "Authentication credentials were not provided."
}

POST

api

onboarding

nigeria_kyc

tin

Tax Identification Number (TIN)

curl --request POST \
  --url https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/ \
  --header 'Content-Type: application/json' \
  --header 'x-access-token: <api-key>' \
  --data '
{
  "tax_identification_number": "N-01234567"
}
'

import requests

url = "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/"

payload = { "tax_identification_number": "N-01234567" }
headers = {
    "x-access-token": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-access-token': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({tax_identification_number: 'N-01234567'})
};

fetch('https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'tax_identification_number' => 'N-01234567'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-access-token: <api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/"

	payload := strings.NewReader("{\n  \"tax_identification_number\": \"N-01234567\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-access-token", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/")
  .header("x-access-token", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"tax_identification_number\": \"N-01234567\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["x-access-token"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"tax_identification_number\": \"N-01234567\"\n}"

response = http.request(request)
puts response.read_body

{
  "status": "failed",
  "data": [
    "<unknown>"
  ],
  "message": "<string>"
}

{
  "status": "failed",
  "message": "Authentication credentials were not provided."
}

The TIN endpoint validates a Tax Identification Number against the FIRS (Federal Inland Revenue Service) database and returns the associated taxpayer name, CAC registration number, tax office, and contact details.

Endpoint

POST /api/onboarding/nigeria_kyc/tin/

Request

Headers

Header	Value	Required
`x-access-token`	Your API secret key	Yes
`Content-Type`	`application/json`	Yes

Body Parameters

Parameter	Type	Required	Description
`tax_identification_number`	string	Yes	The customer’s TIN (format: `N-XXXXXXXX`)

Example

curl -X POST "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/" \
  -H "x-access-token: YOUR_SECRET_KEY" \
  -H "Content-Type: application/json" \
  -d '{"tax_identification_number": "N-01234567"}'

import requests
response = requests.post(
    "https://adhere-api.smartcomply.com/api/onboarding/nigeria_kyc/tin/",
    headers={"x-access-token": "YOUR_SECRET_KEY", "Content-Type": "application/json"},
    json={"tax_identification_number": "N-01234567"},
)

Response

200 OK

Field	Type	Description
`data.taxpayer_name`	string	Registered taxpayer name
`data.cac_reg_number`	string	CAC registration number (if applicable)
`data.firstin`	string	First TIN issued
`data.jittin`	string	Joint income TIN (if applicable)
`data.tax_office`	string	Assigned tax office
`data.phone_number`	string	Registered phone number
`data.email`	string	Registered email (if available)
`data.search`	string	The search term used

{
  "status": "success",
  "data": {
    "search": "07012345678",
    "taxpayer_name": "FISAYOMI KAYODE NIG LTD",
    "cac_reg_number": "RC012345",
    "firstin": "12345678-0001",
    "jittin": "N/A",
    "tax_office": "MSTO ALIMOSHO",
    "phone_number": "08109110099",
    "email": ""
  },
  "message": "Tax Identification Number details retrieved successfully"
}

400 Bad Request

{
  "status": "failed",
  "data": [],
  "message": "Sorry, your check cannot be processed at the moment. Please try again in a few minutes"
}

401 Unauthorized

{
  "status": "failed",
  "message": "Authentication credentials were not provided."
}

Authorizations

x-access-token

string

header

required

Your Adhere API secret key

Body

application/json

tax_identification_number

string

required

The customer's TIN (format: N-XXXXXXXX)

Example:

"N-01234567"

Response

TIN verified

​Endpoint

​Request

​Headers

​Body Parameters

​Example

​Response

​200 OK

​400 Bad Request

​401 Unauthorized

Authorizations

Body

Response

Endpoint

Request

Headers

Body Parameters

Example

Response

200 OK

400 Bad Request

401 Unauthorized