Section 351(1) in Arunachal Pradesh Municipal Act, 2007
(1)Where the demolition of any building or the erection of any building or the execution of any work has been commenced or is being carried on without or contrary to the sanction referred to in section 344 or in contravention of any conditions subjects to which such sanction has been accorded or in contravention of any provision of this Act or the rules or the regulations made there-under, the Chief Municipal Executive Officer/ Municipal Executive Officer may in addition to any other action that may be taken under this Act, by order require the person at whose instance the building or the work has been commenced or is being carried on to stop the same forthwith.