1. Law enforcement function: The tax inspection bureau has the power to enforce the law, which can investigate and collect evidence, examine and investigate suspected tax evasion and false invoicing, and recover the corresponding taxes and fines; The tax bureau has no direct law enforcement power, and is mainly responsible for the collection and management of taxpayers and the implementation of tax policies.

2. means of investigation: the tax inspection bureau verifies and inspects taxpayers through various investigation means such as audit, investigation and evidence collection, and audit; The tax bureau mainly manages taxpayers by means of auditing tax returns, tax data management and tax information statistics.

3. Business scope: The Tax Inspection Bureau is mainly aimed at taxpayers who have committed illegal acts, with the focus on discovering and investigating illegal acts; The tax bureau is responsible for managing the tax affairs of all taxpayers, including collection, registration and policy implementation.