(b) Currency compartments must also meet the following rules:

1. (1) Shall be fitted with sensors that will allow the EGS to immediately communicate the currency door open event or when the storage container has been removed;
2. (2) Access to the currency storage area (bill stacker) is to be through two (2) levels of locks (the relevant outer door plus one (1) other door or lock) before the receptacle or currency can be removed; and
3. (3) The bill stacker device shall have a stacker full sensor.