Any insurance company of this State may purchase, hold and convey, such real estate as may be:
No such company shall purchase, hold or convey real estate in any other case or for any other purpose. All real estate so acquired (except real estate held as an investment for the production of income as permitted by section 17:24-1 of this Title), not necessary for the accommodation of the company in the convenient transaction of its business, shall be sold and disposed of within five years after the company has acquired title thereto, unless it procures a certificate from the commissioner that the interests of the company will suffer materially by a forced sale of the real estate, in which event the time for the sale may be extended to such time as the commissioner directs in the certificate. Nothing herein contained shall prevent any company from improving and conveying its real estate, notwithstanding the lapse of five years without having procured the certificate. Real estate acquired by such company as provided in subsections (b), (c) and (d) of this section shall not be held as an investment for the production of income as provided in subsection (e) of this section unless such company shall have procured the approval of the commissioner.
N.J.S. § 17:18-3