Stores display-ready BillItem[] for the selected property.
BillItem[]
Each item is { id, year, amount, parcelId?, notPayable? }. loadBills replaces the array. Selecting another property, submitting a lookup, or resetting the session clears it.
{ id, year, amount, parcelId?, notPayable? }
loadBills
Stores display-ready
BillItem[]for the selected property.