* § 208-d. Extra work by members of a police force in cities.
Notwithstanding the provisions of any general, special or local law or
any rule or regulation of any police department or commissioner or head
thereof, any member of a police force of a city may engage in extra work
for another employer outside his regular hours of duty for not exceeding
twenty hours a week provided that such extra work does not interfere or
conflict with his regular duties as a member of the force or his
availability for emergency duty nor affect his physical condition to the
extent that it impairs his ability to efficiently perform such duties
and further provided that the type of employment shall first be approved
by the appropriate police department or police commissioner.

* NB There are 3 § 208-d's