The electronic tax bureau has applied for the billing limit. Why hasn't it changed? If you have applied to the electronic tax bureau for the billing quota, but the quota has not changed, you can try the following operations: Confirm whether the application is successful: You need to confirm whether your application has been accepted and approved by the electronic tax bureau. If your application is rejected, you need to know the reasons for rejection and reapply according to relevant regulations. Inquire about the specific provisions: you need to inquire about the specific provisions of the electronic tax bureau on the invoice amount, and understand the application process, required materials, audit standards and other information. If you find that your application materials are incomplete or do not meet the requirements, you need to supplement or correct the materials. Contact customer service: If you have confirmed that the application is successful, but the quota has not changed, you can contact the customer service of the Electronic Taxation Bureau for specific information and help. To sum up: if you apply to the electronic tax bureau for the billing quota, but the quota has not changed, you need to confirm whether the application is successful, inquire about the specific regulations and contact customer service. If you need more detailed help or have other questions, please feel free to contact me. Legal basis: Article 4 of the Law of People's Republic of China (PRC) on Tax Collection and Administration stipulates that units and individuals who are obligated to withhold and remit taxes according to laws and administrative regulations are withholding agents. Taxpayers and withholding agents must pay taxes, withhold and remit taxes and collect and remit taxes in accordance with the provisions of laws and administrative regulations.