Most all these questions are and should be answered in your legal documents.
Typically, the Board does have the right to institute fines and a fine structure. Usually these will become amendments to the House Rules. Sometimes the amount imposed will vary depending on the severity of the infraction, so the exact amount may not always be written.

You should have received a letter stating that you are being fined in accordance with XXX Rule in the amount of XXX for XXX infraction... or something along this order.

~AR