In general, no provision for the future income as per IAS 37.
Your example mentioned that we will receive money ,no pay money ,so it will be Accruals no Prepayment when the money cover more than one year
When some one paid for us $1000 for 4 years as rental payment and we need to make revenue recognition IAS 18 for this service in the statements as follows :
SOPL
DR Rental Exp. 250
CR Rental Income 250
the remaining income will treated as Accruals in SOFP
NCL
Rental accrual 500
CL
Rental accrual 250
Finally , the estimated bill phone well be treated as provision in SOFP , and will be compared and adjusted with the actual amount latter.
