The Attorney General in the Yong Vui Kong v Public Prosecutor case stated that there were two ways to interpret the word law, and that he thinks it should be take to include customary international law, but only rules which had already been recognized and applied by the domestic courts of Singapore.
The Attorney-General submitted that there are two possible ways in which to interpret the word law. When queried by the Court of Appeal as to his preferred interpretation, he responded that, in principle, the word law should be taken to include customary international law, but only rules which had already been recognized and applied by the domestic courts of Singapore. 
