1. Tax report cannot be revoked. If the inspection has already started, it cannot be stopped until the tax authorities find out the facts. The organ that receives the report and the organ responsible for investigation and handling shall keep confidential the informant. The tax authorities shall reward informants in accordance with the provisions.

2. Legal basis: People's Republic of China (PRC) Tax Collection and Management Law.

Thirteenth any unit or individual has the right to report violations of tax laws and administrative regulations. The organ that receives the report and the organ responsible for investigation and handling shall keep confidential the informant. The tax authorities shall reward informants in accordance with the provisions.

Article 12 Taxpayers who have an interest in collecting taxes and investigating tax violations should withdraw.

Second, how to deal with reporters' false reports?

1. First, it is necessary to determine whether the reporter's false report is maliciously framed or the evidence is insufficient;

2. If it is a subjective malicious framing, it may be suspected of framing. If the circumstances are serious, the criminal responsibility of false informants shall be investigated;

3. If a false whistleblower exercises the citizen's right of supervision only because of insufficient evidence or no subjective intention, but because the supervision report is inaccurate, it needs to be another matter and is widely criticized.

4. According to regulations:

Whoever fabricates facts, falsely accuses and frames others, with the intention of subjecting others to criminal investigation, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance; If serious consequences are caused, they shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years.

State functionaries who commit the crimes mentioned in the preceding paragraph shall be given a heavier punishment. If there is no intentional frame-up, but false accusation or frame-up, the provisions of the preceding two paragraphs shall not apply.