PHP code example of developer-api / ibscbs-client

1. Go to this page and download the library: Download developer-api/ibscbs-client library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

developer-api / ibscbs-client example snippets



DeveloperApi\IbsCbs\IbsCbsClient;

$client = new IbsCbsClient();

$nota = [
    'data_emissao'   => '2025-07-15',
    'numero'         => '123',
    'serie'          => '1',
    'cnpj_emitente'  => '12345678000199',
    'cnpj_cliente'   => '99887766000155',
    'valor_total'    => 100.00,
];

$items = [
    [
        'codigo'            => '001',
        'descricao'         => 'Produto X',
        'ncm'               => '22030000',
        'cfop'              => '5102',
        'quantidade'        => 1,
        'valor_unitario'    => 100.00,
        'valor_total'       => 100.00,
        'ibs_classificacao' => '000001',
        'ibs_cst'           => '000',
    ],
];

try {
    $resultado = $client->calcular($nota, $items, 'SP', 'MT');
    echo '<pre>';
    print_r($resultado);
    echo '</pre>';
} catch (\Throwable $e) {
    echo 'Erro na API IBS/CBS: ' . $e->getMessage();
}


try {
    $resultado = $client->calcular($nota, $items, 'SP', 'SP');
} catch (\RuntimeException $e) {
    // trate erro de chamada/HTTP/JSON
    echo $e->getMessage();
}



$curl = curl_init();

curl_setopt_array($curl, [
    CURLOPT_URL            => 'https://modelotributacao.developerapi.com.br/ibscbs/json',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_ENCODING       => '',
    CURLOPT_MAXREDIRS      => 10,
    CURLOPT_TIMEOUT        => 30,
    CURLOPT_FOLLOWLOCATION => true,
    CURLOPT_HTTP_VERSION   => CURL_HTTP_VERSION_1_1,
    CURLOPT_CUSTOMREQUEST  => 'POST',
    CURLOPT_POSTFIELDS     => '{
      "nota": {
        "data_emissao": "2025-07-15",
        "numero": "123",
        "serie": "1",
        "cnpj_emitente": "12345678000199",
        "cnpj_cliente": "99887766000155",
        "valor_total": 100
      },
      "items": [
        {
          "codigo": "001",
          "descricao": "Produto X",
          "ncm": "22030000",
          "cfop": "5102",
          "quantidade": 1,
          "valor_unitario": 100,
          "valor_total": 100,
          "ibs_classificacao": "000001",
          "ibs_cst": "000"
        }
      ],
      "ufEmitente": "SP",
      "ufCliente": "MT"
    }',
    CURLOPT_HTTPHEADER     => [
        'Content-Type: application/json',
        'Accept: application/json',
    ],
]);

$response = curl_exec($curl);

if ($response === false) {
    echo 'Erro cURL: ' . curl_error($curl);
} else {
    echo $response;
}

curl_close($curl);