> ## Documentation Index > Fetch the complete documentation index at: https://docs.usecroma.com/llms.txt > Use this file to discover all available pages before exploring further. # CNDJ Ruling > Retrieve one disciplinary ruling by its record key (numero unico + numero ficha), including the editorial fields (titulación, descriptores, fuentes normativas, salvamentos y aclaraciones), the URL of the full ruling PDF, and the extracted full text when the document carries a text layer. ## OpenAPI ````yaml /api-reference/openapi.json post /co/cndj/ruling/v1 openapi: 3.1.0 info: title: Croma Marketplace API version: 1.0.0 description: >- Government-data APIs for Colombia, Peru, Mexico, and global web search. Croma normalizes public-sector data into structured JSON for product teams and AI agents. servers: - url: https://api.croma.run security: [] paths: /co/cndj/ruling/v1: post: tags: - Colombia - Relatoría de la CNDJ summary: CNDJ Ruling description: >- Retrieve one disciplinary ruling by its record key (numero unico + numero ficha), including the editorial fields (titulación, descriptores, fuentes normativas, salvamentos y aclaraciones), the URL of the full ruling PDF, and the extracted full text when the document carries a text layer. operationId: cndj_ruling requestBody: required: true content: application/json: schema: type: object required: - registration_number - ficha_number properties: registration_number: type: string pattern: ^\d{23}$ description: >- Numero unico de la radicación (`numero_unico` de la búsqueda). ficha_number: type: integer minimum: 1 description: >- Número de ficha de la radicación (`numero_ficha` de la búsqueda). additionalProperties: false example: registration_number: '44001250200020250084801' ficha_number: 1 responses: '200': description: Successful response headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string X-RateLimit-Limit: description: Requests allowed in the current window. schema: type: integer X-RateLimit-Remaining: description: Requests left before you are throttled. schema: type: integer X-RateLimit-Reset: description: ISO 8601 timestamp when the window resets. schema: type: string format: date-time X-Cache: description: HIT or MISS. Cached hits still count against your quota. schema: type: string enum: - HIT - MISS content: application/json: schema: $ref: '#/components/schemas/CndjRulingResponse' '400': description: Invalid request body headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' '401': description: Missing or invalid API key headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' '429': description: Rate limit exceeded headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string X-RateLimit-Limit: description: Requests allowed in the current window. schema: type: integer X-RateLimit-Remaining: description: Requests left before you are throttled. schema: type: integer X-RateLimit-Reset: description: ISO 8601 timestamp when the window resets. schema: type: string format: date-time Retry-After: description: Seconds to wait before retrying. schema: type: integer content: application/json: schema: $ref: '#/components/schemas/ApiError' '500': description: Internal error headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' '502': description: Upstream source returned an error headers: X-Request-Id: description: >- Unique id for the request (req_…). Include it in support reports. schema: type: string content: application/json: schema: $ref: '#/components/schemas/ApiError' security: - bearerAuth: [] externalDocs: description: Interactive documentation and examples url: https://docs.usecroma.com/guides/colombia/cndj components: schemas: CndjRulingResponse: type: object required: - data properties: data: type: object required: - found - numero_unico - numero_ficha - ruling properties: found: type: boolean numero_unico: type: string numero_ficha: type: integer ruling: oneOf: - $ref: '#/components/schemas/CndjRuling' - type: 'null' ApiError: type: object required: - error properties: error: type: object required: - type - code - message properties: type: type: string description: >- Broad category: invalid_request_error, authentication_error, not_found_error, rate_limit_error, upstream_error, api_error. code: type: string description: Machine-readable specific code. message: type: string description: Human-readable explanation, safe to surface in UI. param: type: string description: Field that triggered the error. Present on validation errors. details: type: object description: Free-form structured detail. CndjRuling: type: object required: - numero_unico - numero_ficha - titulacion - notas_relatorias - descriptores - fuentes_normativas - salvamento_aclaraciones - pdf_url - texto properties: numero_unico: type: string numero_ficha: type: integer titulacion: type: - string - 'null' notas_relatorias: type: - string - 'null' descriptores: type: - string - 'null' fuentes_normativas: type: - string - 'null' salvamento_aclaraciones: type: - string - 'null' pdf_url: type: string format: uri description: URL pública del PDF de la providencia. texto: type: - string - 'null' description: >- Texto completo extraído del PDF; null cuando el documento no tiene capa de texto. securitySchemes: bearerAuth: type: http scheme: bearer description: 'Use Authorization: Bearer YOUR_API_KEY' ````