Possession of a Firearm by a Convicted Felon is a second degree felony in Jacksonville, Florida. As a second degree felony, this crime is punishable by up to 15 years in Florida State Prison. In a Jacksonville Possession of a Firearm by a Convicted Felon Case, it is important to distinguish wether the defendant was in actual or constructive possession of the firearm. If the Jacksonville criminal defendant is in actual possession, there is a minimum mandatory prison term of three years, pursuant to Florida Statute 775.087 (Florida’s 10-20-Life Law). If the Jacksonville criminal defendant is in constructive possession of the firearm, this minimum mandatory sentence does not apply.