Impounded

verb

1. To shut up or place in an enclosure called a pound

   "His car got impounded after he'd parked illegally."

2. To hold back (for example water by a dam)
3. To hold in the custody of a court or its delegate

   "to impound stray cattle; to impound a document for safe keeping."

4. To collect and hold (funds) for payment of property taxes and insurance on property in which one has a security interest