> ## Documentation Index > Fetch the complete documentation index at: https://developer.sandbox.co.in/llms.txt > Use this file to discover all available pages before exploring further. # Company Master Data > API takes in the Corporate Identification Number (CIN) or Limited Liability Partnership Identification Number (LLPIN) as `cin` to identify and retrieve basic information about the company. ## OpenAPI ````yaml api-reference/kyc/openapi.json POST /kyc/mca/company/master-data openapi: 3.1.0 info: title: in-co-sandbox-kyc description: '' version: 1.0.0 servers: - url: https://test-api.sandbox.co.in description: test - url: https://api.sandbox.co.in description: prod security: [] tags: - name: kyc - name: digilocker-sdk - name: digilocker - name: aadhaar - name: bank - name: pan - name: mca - name: entitylocker - name: entitylocker-sdk paths: /kyc/mca/company/master-data: post: tags: - kyc - mca summary: Company Master Data description: Fetch companies's details using CIN or LLPIN operationId: getCompanyMasterData parameters: - name: Authorization in: header description: >- JWT access token. For token-generation steps, refer to the [Quickstart Guide](https://developer.sandbox.co.in/guides/get-started/quickstart). required: true example: '{{access_token}}' schema: type: string - name: x-api-key in: header description: API key used to identify and authenticate the client. required: true example: '{{api_key}}' schema: type: string - name: x-api-version in: header description: Specifies the API version for the request. required: false example: 1.0.0 schema: type: string - name: Content-Type in: header description: Media type of the request body. required: false example: application/json schema: type: string enum: - application/json - name: x-accept-cache in: header description: >- Optional cache-control header. For cache behavior details, refer to [Response Caching](https://developer.sandbox.co.in/docs/response-caching#x-accept-cache-header). required: false example: 'true' schema: type: boolean - name: x-source in: header description: >- Optional source selector. Allowed values are `primary` and `secondary`. For request-behavior details, refer to the [MCA Overview](https://developer.sandbox.co.in/api-reference/kyc/mca/overview). required: false example: primary schema: type: string enum: - primary - secondary requestBody: content: application/json: schema: type: object anyOf: - required: - cin properties: cin: type: string description: Corporate Identification Number of the company pattern: ^[LU]\d{5}[A-Z]{2}\d{4}[A-Z]{3}\d{6}$ minLength: 21 maxLength: 21 additionalProperties: false example: cin: U47219GJ2023PTC143977 responses: '200': description: '' content: application/json: schema: type: object properties: code: type: integer description: HTTP-like status code for the API response timestamp: type: integer description: Response timestamp in epoch milliseconds data: type: array items: type: object properties: '@entity': type: string const: in.co.sandbox.kyc.mca.company_master_data description: Type discriminator for MCA company master data cin: type: string description: Corporate Identification Number of the company pattern: ^[LU]\d{5}[A-Z]{2}\d{4}[A-Z]{3}\d{6}$ minLength: 21 maxLength: 21 company_name: type: string company_roc_code: type: string company_category: type: string company_sub_category: type: string company_class: type: string authorized_capital: type: number paidup_capital: type: number company_registration_date: type: string format: date registered_office_address: type: string listing_status: type: string company_status: type: string company_state_code: type: string company_origin: type: string nic_code: type: string company_industrial_classification: type: string updated_at: type: string required: - '@entity' - cin - updated_at additionalProperties: false transaction_id: type: string description: Unique transaction identifier for the API request required: - code - timestamp - data - transaction_id additionalProperties: false example: code: 200 timestamp: 1782021074236 data: - updated_at: 1783351002317 '@entity': in.co.sandbox.kyc.mca.company_master_data cin: U72900GJ2015PTC082637 company_name: QUICKO INFOSOFT PRIVATE LIMITED company_roc_code: ROC Ahmedabad company_category: Company limited by shares company_sub_category: Non-government company company_class: Private authorized_capital: 15200000 paidup_capital: 14566670 company_registration_date: '2015-03-19' registered_office_address: >- B/701 ,Amrapali Lakeview Tower Opp.Vastrapur Lake, Vastrapur,Ahmedabad,Ahmedabad,Gujarat,380015-India listing_status: Unlisted company_status: Active company_state_code: gujarat company_origin: India nic_code: '72900' company_industrial_classification: Business Services transaction_id: 321e98ad-b002-4c4e-ad6b-34121e06c127 headers: {} '400': description: '' content: application/json: schema: title: '' type: object properties: code: type: integer timestamp: type: integer message: type: string transaction_id: type: string required: - code - timestamp - message - transaction_id example: code: 400 timestamp: 1783331537495 message: Invalid request body transaction_id: 242c5503-7ae0-4b01-b5ac-6f14177c0096 headers: {} '521': description: '' content: application/json: schema: title: '' type: object properties: code: type: integer timestamp: type: integer message: type: string transaction_id: type: string required: - code - timestamp - message - transaction_id example: code: 521 timestamp: 1783331595884 message: 'Company master data not found for CIN: U34300GJ2017PLC097818' transaction_id: 66e9235e-a9b2-4646-a39c-79fc3df114b0 headers: {} deprecated: false security: [] ````