(a) The income-expense account, as created by this section, shall be the account to which shall be credited all investment income from invested assets of the Arkansas Local Police and Fire Retirement System, in which shall be accumulated the contributions made by employers for the administrative expenses of the system, from which shall be made annual transfers of regular interest to the other accounts of the system, and from which shall be paid all the expenses of the system necessary for the administration and operation of the system.

(b) When paid to the system, the employer contributions provided for in § 24-10-405(g) shall be credited to the income-expense account.

(c) The Board of Trustees of the Arkansas Local Police and Fire Retirement System may accept gifts and bequests, which shall be credited to the income-expense account, along with all other moneys received by the system the disposition of which is not specifically provided for in this chapter.

(d) (1) (A) At the end of each system fiscal year, the board shall credit each member's individual account in the members' deposit account with regular interest on the average balance in the account for the fiscal year.

(B) Beginning July 1, 2013, the board shall cease awarding interest to each member's deposit account.

(2) At the end of each system fiscal year, the board shall credit to the employer accumulation account regular interest on the average balance in the account for the fiscal year and similarly shall credit regular interest to the retirement reserve account.

(3) The regular interest shall be transferred from the income-expense account.

(e) Whenever the board determines that the balance in the income-expense account is more than sufficient to cover the current charges to the account, the board by resolution may provide for contingency reserves, or for the transfer of the excess, or portions thereof, to cover the needs of the other accounts of the system.