Section 6
SEC. 6. After the grantee has been found guilty by' a competent court for violating the following rules: (1) For using its frequency or frequencies and wave lengths to impair electrical communications or to violate otherwise the laws of the Philippine Republic; (2) That, its frequencies or wave lengths are being used for other purpose other than those of the grantee or are being used against the public interest of the Republic of the Philippines, the Secretary of Public Works and Communications on reasonable notice to the grantee, may at any time change or modify the frequency allotted to such station or stations violating the rules and regulations aforementioned.