§ 27-11-3 Maximum investment in realproperty. No real property shall be purchased, leased, held, or improved under thischapter if the cost or value of the property, or the cost of the improvementson it, or all of them on the date of the purchase, lease, or acquisition, plusthe book value on the date of all real property held by the company, exceedstwenty percent (20%) of its assets.