1[4B. Conditions for efficiency in production-- Notwithstanding anything contained in
section 4A, the Central Government may, in the interest of maintaining sustained production of minerals
in the country, prescribe such conditions as may be necessary for commencement and continuation of
production by the holders of mining leases who have acquired rights, approvals, clearances and the like
under section 8B.]
1. Ins. by Act 2 of 2020, s. 2 (w.e.f. 10-1-2020).