A person commits a misdemeanor of the second degree if he knowingly restrains another unlawfully so as to interfere substantially with his liberty. We represent clients in false imprisonment cases throughout Bucks County, Chester County, Montgomery County and Delaware County, PA.Additional Resources. In most cases, simple assault is a misdemeanor 2 charge and carries up to 2 years in prison. False imprisonment occurs when a person intentionally and illegally restrains another person's ability to move freely. False imprisonment is both a crime and a civil wrong, like other offenses, including assault and battery. I practiced criminal defense. I believe PA law would be similar. A simple assault charge in Pennsylvania is less serious than an aggravated assault charge, although the two are often charged together. If an individual knowingly and unlawfully restrains an individual who is 18 years or older, the offense is considered a misdemeanor in the second degree.