It was next argued that the notice served upon the appellant was not lawful within the meaning of section 488(1)(c) of the Act, which runs as follows: 488(1) Whoever commits any offence by (a). . . . . . . . . . (b). . . . . . . . . . (c) failing to comply with any direction lawfully given to him or any requisition lawfully made upon him under any of the said sections, sub sections, clauses, provisos or rules, shall be punished. . . . . . ." The substantive portion of the notice is in these terms: "Take notice that you are hereby required by the Municipal Commissioners of Howrah, within 779 thirty days from the date of service of this notice to remove the encroachment caused by a compound wall measuring 57 ' 0" x 3 ' 0" upon Swarnamoyee Road attached to premises No. 10/3 and that in default, the provisions of the above Act will be enforced.