§ 271. Construction of covenants in mortgages on leases of real property and bonds or notes. In mortgages on leases of real property and in bonds or notes secured thereby, the following or similar covenants or agreements must be construed as follows:

1. In default of payment, mortgagee to have power to sell.--- A covenant that the mortgagor "will pay the indebtedness, as provided in the mortgage, and if default be made in the payment of any part thereof, the mortgagee or obligee shall have power to sell the premises therein described, according to law," must be construed as meaning that the mortgagor or obligor shall well and truly pay unto the mortgagee or obligee the said sum of money mentioned in the condition of the said bond, note or obligation, and the interest thereon, according to the condition of the said bond, note or obligation. And if default shall be made in the payment of the said sum of money therein mentioned, or in the interest which shall accrue thereon, or of any part of either, that then and from thenceforth it shall be lawful for the said mortgagee or obligee, his legal representative or assigns, to sell, transfer and set over, all the rest, residue and remainder of the said term of years then yet to come, and all other, the right, title and interest of the said mortgagor or obligor of, in and to the same, at public auction, according to the act in such case made and provided. And as the attorney of the said mortgagor or obligor for that purpose by these presents duly authorized, constituted and appointed, to make, seal, execute and deliver to the purchaser or purchasers thereof, a good and sufficient assignment, transfer or other conveyance in the law, for the said premises, with the appurtenances; and out of the money arising from such sale, to retain the principal and interest which shall then be due on the said bond, note or obligation, together with the costs and charges of advertisement and sale of the said premises, rendering the overplus of the purchase-money (if any there shall be) unto the said mortgagor or obligor, his legal representatives or assigns; which sale, so to be made, shall forever be a perpetual bar, both in law and equity, against the said mortgagor or obligor, and against all persons claiming or to claim the premises or any part thereof, by, from or under him or them, or any of them.

2. Mortgagor to keep buildings insured.--- A covenant "that the mortgagor will keep the buildings on the said premises insured against loss by fire, for the benefit of the mortgagee," must be construed as meaning that the said mortgagor or obligor shall and will keep the buildings erected and to be erected upon the lands above conveyed, insured against loss and damage by fire, by insurance, and in an amount approved by the said mortgagee or obligee and his assigns, and either assign the policy and certificates thereof or have such insurance made payable to the said mortgagee or obligee or his assigns, and in default thereof it shall be lawful for the said mortgagee or obligee and his assigns to effect such insurance, and the premium and premiums paid for effecting the same shall be a lien on the said mortgaged premises, added to the amount of the said bond, note or obligation, and secured by these presents, and payable on demand, with legal interest.

3. Mortgagor to pay rent and charges on premises.--- A covenant that the mortgagor "will pay the rent and other charges mentioned in and made payable by said indenture of lease within ....... days after said rent or charges are payable," must be construed as meaning that the said mortgagor or obligor and his legal representatives and assigns, will pay or cause to be paid, and discharge all rent and rents mentioned in and made payable by the indenture of lease aforesaid, and also all taxes, assessments or other charges that now are a lien, or hereafter shall or may be levied, assessed or imposed and become a lien upon the premises above described or any part thereof; and in default thereof, for the space of ....... after such taxes or assessments or ....... after the said rent or rents, or any of them shall have become due and payable by the terms of said lease or by law, then and in each and every such case the said mortgagee or obligee, his legal representatives or assigns may, at option, and without notice, pay such rent or rents, taxes, assessments or other charges and expenses, and the amount so paid, and interest thereon, from the time of such payment, shall forthwith be due and payable from the said mortgagor or obligor, his legal representatives or assigns, to the said mortgagee or obligee, his legal representatives or assigns, and shall be deemed to be secured by these presents, and shall be collectable in the same manner, and at the same time, and upon the same conditions as the interest then next maturing upon the principal sum hereinbefore mentioned.

4. Agreement that whole sum shall become due.--- The words "And it is hereby expressly agreed that the whole of the said principal sum shall become due at the option of said mortgagee or obligee after default in the payment of any instalment of principal or after default in the payment of interest for ....... days, or after default in the payment of any rent or other charge made payable by said indenture of lease for ........ days, or after default in the payment of any tax or assessment for ....... days after notice and demand," must be construed as meaning that should any default be made in the payment of any instalment of principal or any part thereof, or of said interest or any part thereof, or of any rent or other charge made payable by said indenture or lease, on any day whereon the same is made payable, or should any tax or assessment, which now is or may be hereafter imposed upon the premises hereinafter described, become due and payable, and should the said interest, rent or other charge aforesaid, remain unpaid and in arrear for the space of ....... days, or such tax or assessment remain unpaid and in arrear for ....... days after written notice by the mortgagee or obligee, his executors, administrators or assigns, that such tax or assessment is unpaid, and demand for the payment thereof, then and from thenceforth, that is to say, after the lapse of either one of said periods, as the case may be, the aforesaid principal sum, with all arrearage of interest thereon, rent and other charges paid by the mortgagee or obligee, shall, at the option of the said mortgagee or obligee, his executors, administrators or assigns, become and be due and payable immediately thereafter, although the period above limited for the payment thereof may not then have expired, anything thereinbefore contained to the contrary thereof in anywise notwithstanding.