Widow’s annuity for widow married to member for at least one year. Notwithstanding Section 9-148, if a member was not married at the time of retirement but married after retirement, that member’s widow shall be entitled to a widow’s annuity if (1) the widow was married to the member for at least the last year prior to the member’s death; (2) the widow is otherwise eligible for a widow’s annuity; and (3) the widow repays to the Fund (i) an amount equal to the amount of any refund paid to the member at the time of retirement pursuant to Section 9-165 plus (ii) interest thereon from the date of the refund until the time of repayment at the rate of 6% per year.