s 4 Meaning of “in the public interest”
4. For the purposes of this Act and without limiting the generality of the expression, it is in the public interest to do anything if the doing of that thing is necessary or expedient —(a) in the interest of the security of Singapore or any part of Singapore; (b) to protect public health or public finances, or to secure public safety or public tranquillity; (c) in the interest of friendly relations of Singapore with other countries; (d) to prevent any influence of the outcome of an election to the office of President, a general election of Members of Parliament, a by‑election of a Member of Parliament, or a referendum; (e) to prevent incitement of feelings of enmity, hatred or ill‑will between different groups of persons; or (f) to prevent a diminution of public confidence in the performance of any duty or function of, or in the exercise of any power by, the Government, an Organ of State, a statutory board, or a part of the Government, an Organ of State or a statutory board.