A domestic life insurer which has made a deposit as to reserves pursuant to § 23-81-130 and which has also heretofore made a similar deposit with respect to its capital stock under laws heretofore in force may, to the extent that the deposit as to capital stock is composed of securities and assets eligible for deposit under § 23-63-903, credit the amount of the deposit as to capital upon the amount of deposit required as to such reserves.