(hB)  an allowance in respect of expenditure actually incurred and paid in the production of income to discharge all consideration, royalties or compensation otherwise payable to a community or natural person in respect of any existing consideration, contractual royalty, future consideration or compensation that accrued to that community or natural person as contemplated in Item 11 of Schedule II of the Petroleum Resources Development Act, 2002 (Act No. 28 of 2002): Provided that for any year of assessment, the allowance shall not exceed an amount equal to the expenditure incurred and paid divided by the number of years for which all consideration, royalties or compensation otherwise payable has been discharged;