Business Licenses

Business licenses issued by the Department of Business Affairs and Consumer Protection in the City of Chicago from 2002 to the present. This dataset contains a large number of records/rows of data and may not be viewed in full in Microsoft Excel. Therefore, when downloading the file, select CSV from the Export menu. Open the file in an ASCII text editor, such as Notepad or Wordpad, to view and search.

Data fields requiring description are detailed below.

APPLICATION TYPE: ‘ISSUE’ is the record associated with the initial license application. ‘RENEW’ is a subsequent renewal record. All renewal records are created with a term start date and term expiration date. ‘C_LOC’ is a change of location record. It means the business moved. ‘C_CAPA’ is a change of capacity record. Only a few license types may file this type of application. ‘C_EXPA’ only applies to businesses that have liquor licenses. It means the business location expanded. 'C_SBA' is a change of business activity record. It means that a new business activity was added or an existing business activity was marked as expired.

LICENSE STATUS: ‘AAI’ means the license was issued. ‘AAC’ means the license was cancelled during its term. ‘REV’ means the license was revoked. 'REA' means the license revocation has been appealed.

LICENSE STATUS CHANGE DATE: This date corresponds to the date a license was cancelled (AAC), revoked (REV) or appealed (REA).

Business License Owner information may be accessed at: https://data.cityofchicago.org/dataset/Business-Owners/ezma-pppn. To identify the owner of a business, you will need the account number or legal name, which may be obtained from this Business Licenses dataset.

Data Owner: Business Affairs and Consumer Protection. Time Period: January 1, 2002 to present. Frequency: Data is updated daily.

本数据集收录芝加哥市商业与消费者保护局（Department of Business Affairs and Consumer Protection）自2002年至今核发的全部商业执照。本数据集包含海量数据记录，无法在Microsoft Excel中完整加载查看。因此下载文件时，请从导出菜单中选择CSV格式，并使用ASCII文本编辑器（如记事本或写字板）打开文件以进行查看与检索。

需说明的数据字段详情如下：

APPLICATION TYPE（申请类型）：‘ISSUE’对应初始执照申请相关记录；‘RENEW’为后续续期记录，所有续期记录均附带任期起始日期与任期终止日期；‘C_LOC’为营业地址变更记录，即企业发生了经营地址迁移；‘C_CAPA’为经营规模变更记录，仅少数执照类型可提交此类申请；‘C_EXPA’仅适用于持有酒类执照的企业，代表该营业场所实施了经营面积扩张；‘C_SBA’为经营业务变更记录，即新增了经营业务或标记现有经营业务已过期。

LICENSE STATUS（执照状态）：‘AAI’代表执照已正式核发；‘AAC’代表执照在有效期内被注销；‘REV’代表执照被撤销；‘REA’代表执照撤销申请已被提起上诉。

LICENSE STATUS CHANGE DATE（执照状态变更日期）：该日期对应执照被注销（AAC）、撤销（REV）或撤销上诉（REA）的具体日期。

商业执照所有者信息可通过以下链接查询：https://data.cityofchicago.org/dataset/Business-Owners/ezma-pppn。如需查询某企业的所有者信息，您需要获取该企业的账户编号或法定名称，此类信息均可从本商业执照数据集中获取。

数据所有者：商业与消费者保护局。时间范围：2002年1月1日至今。更新频率：每日更新。