---
updatedAt: 2026-05-25T16:56:31.000Z
agentTools:
  projectIndex: https://developers.fairmarkit.com/llms.txt
---

# List Business Units

Returns a list of business units.

# OpenAPI definition

```json
{
  "openapi": "3.1.1",
  "servers": [
    {
      "url": "https://staging.fairmarkit.com/"
    }
  ],
  "info": {
    "title": "BUYER PUBLIC API",
    "version": "3",
    "description": "The Fairmarkit Buyer API is a RESTful API that uses HTTP requests to allow you to access and use your Fairmarkit data. It has predictable resource-oriented URLs that use standard HTTP response codes, authentication, and verbs. See the Fairmarkit API developer portal for more information.",
    "termsOfService": "https://www.fairmarkit.com/terms-of-service",
    "contact": {
      "name": "Fairmarkit Support",
      "url": "https://fmkt.zendesk.com/hc/en-us",
      "email": "support@fairmarkit.com"
    }
  },
  "paths": {
    "/services/self-service/api/v3/business-units/": {
      "get": {
        "tags": [
          "Business Units"
        ],
        "summary": "List Business Units",
        "operationId": "list_services_self_service_api_v3_business_units__get",
        "parameters": [
          {
            "required": false,
            "schema": {
              "title": "Limit",
              "maximum": 100,
              "minimum": 1,
              "type": "integer",
              "default": 20,
              "description": "Maximum number of records to return. Defaults to 20."
            },
            "name": "limit",
            "in": "query",
            "description": "Maximum number of records to return. Defaults to 20."
          },
          {
            "required": false,
            "schema": {
              "title": "Offset",
              "minimum": 0,
              "type": "integer",
              "default": 0,
              "description": "Zero-based offset of the first record to return. Defaults to 0."
            },
            "name": "offset",
            "in": "query",
            "description": "Zero-based offset of the first record to return. Defaults to 0."
          },
          {
            "required": false,
            "schema": {
              "title": "X-Fm-Api-Key",
              "type": "string"
            },
            "name": "X-FM-API-KEY",
            "in": "header",
            "description": "Fairmarkit API Key"
          }
        ],
        "responses": {
          "200": {
            "description": "Successful Response",
            "content": {
              "application/json; charset=utf-8": {
                "schema": {
                  "$ref": "#/components/schemas/ListRetrieve_BusinessUnitRetrieve_"
                }
              }
            }
          },
          "422": {
            "description": "Validation Error",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/HTTPValidationError"
                }
              }
            }
          }
        },
        "description": "Returns a list of business units."
      }
    }
  },
  "components": {
    "schemas": {
      "BusinessUnitBuyerCompany": {
        "title": "BusinessUnitBuyerCompany",
        "description": "Defines the buyer company for a business unit.",
        "required": [
          "id",
          "uuid",
          "title"
        ],
        "type": "object",
        "properties": {
          "id": {
            "title": "Id",
            "type": "integer",
            "description": "Company ID."
          },
          "uuid": {
            "title": "Uuid",
            "type": "string",
            "description": "Company UUID."
          },
          "title": {
            "title": "Title",
            "type": "string",
            "description": "Company name."
          }
        }
      },
      "BusinessUnitRetrieve": {
        "title": "BusinessUnitRetrieve",
        "description": "Paginated list response for business units.",
        "required": [
          "id",
          "uuid",
          "title",
          "buyer_company"
        ],
        "type": "object",
        "properties": {
          "id": {
            "title": "Id",
            "type": "integer",
            "description": "Business unit ID."
          },
          "uuid": {
            "title": "Uuid",
            "type": "string",
            "description": "Business unit UUID."
          },
          "title": {
            "title": "Title",
            "type": "string",
            "description": "Business unit name."
          },
          "is_internal_part_number_required": {
            "title": "Is Internal Part Number Required",
            "type": "boolean",
            "default": false,
            "description": "Select if an internal part number is required."
          },
          "buyer_company": {
            "$ref": "#/components/schemas/BusinessUnitBuyerCompany"
          }
        }
      },
      "HTTPValidationError": {
        "title": "HTTPValidationError",
        "type": "object",
        "description": "Validation error response.",
        "properties": {
          "detail": {
            "title": "Detail",
            "type": "array",
            "description": "Details about a specific error to display in error response.",
            "items": {
              "$ref": "#/components/schemas/ValidationError"
            }
          }
        }
      },
      "ListRetrieve_BusinessUnitRetrieve_": {
        "title": "ListRetrieve[BusinessUnitRetrieve]",
        "description": "Paginated list response for business units.",
        "required": [
          "count",
          "results"
        ],
        "type": "object",
        "properties": {
          "count": {
            "title": "Count",
            "type": "integer",
            "description": "A count of the number of records in the full results set."
          },
          "next": {
            "title": "Next",
            "type": "string",
            "description": "A URL to fetch the next page of results, if more results exist in the set."
          },
          "previous": {
            "title": "Previous",
            "type": "string",
            "description": "A URL to fetch the previous page of results, if previous results exist in the set."
          },
          "results": {
            "title": "Results",
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/BusinessUnitRetrieve"
            },
            "description": "A list representing one page of the result set."
          }
        }
      },
      "ValidationError": {
        "title": "ValidationError",
        "required": [
          "loc",
          "msg",
          "type"
        ],
        "type": "object",
        "description": "Details for a validation error.",
        "properties": {
          "loc": {
            "title": "Location",
            "type": "array",
            "description": "Error location",
            "items": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "integer"
                }
              ]
            }
          },
          "msg": {
            "title": "Message",
            "type": "string",
            "description": "Human readable explanation of the error."
          },
          "type": {
            "title": "Error Type",
            "type": "string",
            "description": "Computer-readable identifier of the error type."
          }
        }
      }
    }
  },
  "x-readme": {
    "explorer-enabled": true,
    "proxy-enabled": true,
    "samples-enabled": true
  }
}
```