openapi: 3.1.0
info:
  title: Shell B2B Mobility Accounts Invoices API
  description: The Shell B2B Mobility API enables fleet operators and business customers to manage fuel cards, retrieve transaction data, manage invoices, query fuel station sites, and control card limits and restrictions. Supports B2B fleet management workflows across the Shell global network.
  version: 2.1.0
  contact:
    name: Shell Developer Portal
    url: https://developer.shell.com/
    email: api-maintainers@shell.com
  license:
    name: Shell API Terms
    url: https://www.shell.com/terms-and-conditions
  x-date: '2026-05-02'
servers:
- url: https://api.shell.com/mobility/v2
  description: Shell B2B Mobility API
security:
- OAuth2: []
tags:
- name: Invoices
  description: Manage fuel card invoices
paths:
  /invoices:
    get:
      operationId: listInvoices
      summary: List Invoices
      description: Returns a list of invoices for the B2B account.
      tags:
      - Invoices
      parameters:
      - name: colCoCode
        in: query
        required: true
        schema:
          type: integer
      - name: payerNumber
        in: query
        schema:
          type: string
      - name: accountNumber
        in: query
        schema:
          type: string
      - name: invoiceDateFrom
        in: query
        schema:
          type: string
          format: date
      - name: invoiceDateTo
        in: query
        schema:
          type: string
          format: date
      - name: page
        in: query
        schema:
          type: integer
      - name: pageSize
        in: query
        schema:
          type: integer
      responses:
        '200':
          description: A list of invoices
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InvoiceListResponse'
  /invoices/{invoiceNumber}:
    get:
      operationId: getInvoice
      summary: Get Invoice
      description: Returns a specific invoice.
      tags:
      - Invoices
      parameters:
      - name: invoiceNumber
        in: path
        required: true
        schema:
          type: string
      - name: colCoCode
        in: query
        required: true
        schema:
          type: integer
      responses:
        '200':
          description: Invoice details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Invoice'
components:
  schemas:
    Invoice:
      type: object
      properties:
        invoiceNumber:
          type: string
        invoiceDate:
          type: string
          format: date
        dueDate:
          type: string
          format: date
        payerNumber:
          type: string
        accountNumber:
          type: string
        totalAmount:
          type: number
          format: float
        currency:
          type: string
        status:
          type: string
          enum:
          - Open
          - Paid
          - Overdue
          - Cancelled
        lineItems:
          type: array
          items:
            type: object
    InvoiceListResponse:
      type: object
      properties:
        invoices:
          type: array
          items:
            $ref: '#/components/schemas/Invoice'
        totalCount:
          type: integer
        currentPage:
          type: integer
        pageCount:
          type: integer
  securitySchemes:
    OAuth2:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: https://api.shell.com/oauth/token
          scopes:
            mobility.cards: Manage fuel cards
            mobility.transactions: Access transaction data
            mobility.invoices: Access invoice data
            mobility.sites: Query site data