16(1)The lease may require the lessee to bear a reasonable part of the costs incurred by the lessor in discharging or insuring against the obligations imposed by the covenants required by paragraph 14(1) or in discharging the obligation imposed by the covenant required by paragraph 14(2)(a).
(2)Where a covenant required by paragraph 14(1) or (2)(a) has been modified to any extent in accordance with paragraph 4 or 7, the reference in sub-paragraph (1) above to the obligations or (as the case may be) the obligation imposed by that covenant shall be read as a reference to the obligations or obligation imposed by that covenant as so modified.