Singapore has four official languages: English, Chinese, Malay, and Tamil. English is the common language of the nation and is the language of business, government and the medium of instruction in schools. Public organizations in Singapore conduct their businesses in English, and official documents written in a non-English Official language such as Chinese, Malay, Tamil typically have to be translated into English to be accepted for submission. The Singapore Constitution and all laws are written in English, and translators are also required if one wishes to address the Singaporean Courts in a language other than English. However, English is the native tongue for only one-third of all Singaporeans, with roughly a third of all Singaporean Chinese, a quarter of all Singaporean Malays and half of all Singaporean Indians speaking it as their native tongue