(1)  A lease may be granted subject to such conditions as the Minister thinks fit and are specified in the lease.

(2)  The conditions referred to in subsection (1) may include conditions with respect to work to be carried out by the lessee in or in relation to the lease area during the term of the lease, or amounts to be expended by the lessee in the carrying out of such work, or conditions with respect to both of those matters, including conditions requiring the lessee to comply with directions given in accordance with the lease concerning those matters.

(3)  A lease shall be deemed to contain –

(a) a condition that the lessee will comply with the provisions of Division 7 of Part III of this Act as in force from time to time; and

(b) a condition that the lessee will, within the period of 3 months after the receipt of a written notice from the Minister requesting the lessee to do so or within such further period as the Minister, on application in writing served on the Minister before the end of the first-mentioned period, allows, re-evaluate the commercial viability of petroleum production in the lease area (otherwise than by the drilling of wells) and inform the Minister in writing of the results of the re-evaluation.

(4)  Where a lessee has complied with 2 notices of the kind referred to in subsection (3) (b) during the term of the lease, the Minister shall not give to the lessee during that term a further notice of that kind.