You need a business license to sell cakes at home. Individuals who open a private bakery also need a business license. Private baking belongs to the type of individual industrial and commercial households and requires the following documents:

1. Business license. You can apply for this at the local industrial and commercial office;

2. For a health business license, go to the local health department to apply for it;

3. Personal health certificate, for practitioners , you also need to take care of your health.

The health license or catering service license is as follows:

1. Go to the health supervision department within your jurisdiction to apply for acceptance. The applicant must fill in the "Health License Application Form" in duplicate and provide accurate, true, legal and valid information. If the accepting department verifies the content of the "Health License Application" filled out by the applicant and the information provided by the responsible supervisor, and then registers it;

2. The responsible supervisor shall comply with laws, regulations, rules, The materials provided by the applicant will be reviewed based on normative documents, health standards and requirements, and a decision will be made within three working days on whether to accept the application. Those who meet the application qualifications and have complete information will be accepted and on-site review will be conducted as needed;

3. After the on-site review is completed, if the regulations are met, the supervisor will issue a "Charge Notice" and the fee will be paid in the "Health License" Register on the Certificate Issuance Registration Form. After approval by the leader in charge, the applicant shall go to the Health Bureau to go through the relevant procedures for obtaining the "Health License".

Legal basis: Article 35 of the "Food Safety Law of the People's Republic of China"

The state implements a licensing system for food production and operation. Those engaged in food production, food sales, and catering services must obtain licenses in accordance with the law. However, the sale of edible agricultural products and the sale of prepackaged food only do not require a license. Those who only sell pre-packaged food must report to the food safety supervision and administration department of the local people's government at or above the county level for registration.