according to the provisions of the immigration and nationality law of the United States, a person who has been convicted or pleaded guilty for a crime against public morality (CIMT), or whose admitted criminal activities can constitute the necessary elements of a crime against public morality, is prohibited from entering the country.

There is no definition of crimes against public morality in the immigration law. According to the written opinions of the Immigration Appeal Board (BIA), crimes against public morality generally refer to actions that are despicable or degenerate in nature, violate recognized moral standards, and violate the due responsibility between people and society.

Common crimes against public morality include Murder, intentional manslaughter, and in some cases manslaughter, In some cases), serious fighting (battery [aggressed]), Kidnapping (Kidnapping), spouse abuse (Spousal Abuse), Child Abuse (Child Abuse), Robbery (Robby), **(Rape), credit card fraud/ Illegal use of credit card (Credit Card Fraud/Use), Theft (theft), corruption (embeddedness), **(Bribery), Immigration Fraud (drunk driving) with serious circumstances, etc.

according to the previous precedents, the drunk driving behaviors judged as CIMT include: drunk driving with an invalid driver's license and knowing that the driver's license is invalid, when the driver's license is suspended, revoked or revoked, or when the use is restricted due to drunk driving history. In other cases of drunk driving, in the application process of immigrant visa, the consulate will determine whether it is a violation of public morality according to the details of specific cases.

The above list is only a brief summary of all kinds of crimes, and the actual definition is more complicated, usually depending on the case or the specific case, and the regulations of each state are different.

If a person is convicted or convicted of a crime against public morality, he may be restricted by "no entry", with the following exceptions:

First, Petty Offense. The requirements for minor crimes are: 1) the longest sentence that may be imposed for the alleged crime shall not exceed one year; And 2) the actual sentence period is less than six months. Therefore, if the applicant commits a crime that violates public morality and meets the above conditions, he can get an exception exemption.

the second is juvenile delinquency. The requirements of juvenile delinquency are: 1) being a teenager when committing a crime; 2) The date of the crime is more than five years from the date of visa or entry application. If sentenced to imprisonment, the date of release is more than 5 years from the date of visa or entry application.