According to TMZ, the troubled actress is facing felony grand theft charges, and her case could be filed as early as this Monday (Feb 7).

Lindsay is accused of stealing a $2,500 necklace from a Venice, CA jewelry store on January 22.  Surveillance video from the store shows Lindsay with the necklace in question and there are photos of her wearing what appears to be the same necklace a week later.

If convicted …  Lindsay faces a maximum of three years in state prison. Sources connected with Lindsay tell TMZ … Lindsay says she’ll fight the charge and she’s sticking with her story that she took the jewelry on loan.

The case could also have a dramatic impact on her ongoing DUI case in Beverly Hills since she is currently on probation.