> ## Documentation Index
> Fetch the complete documentation index at: https://developers.portao3.com.br/llms.txt
> Use this file to discover all available pages before exploring further.

# /customers/{customerHash}/invoices



## OpenAPI

````yaml /api-reference/billing.openapi.json get /customers/{customerHash}/invoices
openapi: 3.0.3
info:
  title: Billing
  version: 1.0.0
  description: >-
    Portão 3 billing API. Generated by tools/openapi from code (routes +
    security) and the hand-written spec (request/response bodies). Lambda
    surface only; the NestJS billing-cluster is a separate spec. Confidence
    tiers: generated:typed=0 copied:manual=0 unknown=39.
servers:
  - url: https://api.billing.v2.portao3.com.br/
    description: production
  - url: https://api.billing.dev.3pers.com.br/
    description: development
security:
  - bearerAuth: []
tags:
  - name: Contracts
  - name: Deals
  - name: Invoices
  - name: Statements
  - name: NFSe Configuration
  - name: Customer Portal
paths:
  /customers/{customerHash}/invoices:
    get:
      tags:
        - Customer Portal
      summary: /customers/{customerHash}/invoices
      operationId: getCustomersByCustomerHashInvoices
      parameters:
        - name: customerHash
          in: path
          required: true
          schema:
            type: string
      responses:
        default:
          description: Undocumented response (no code type, no existing spec).
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````