The Brunei dollar is the official currency of the Sultanate of Brunei. The official currency symbol: $, B$. The Brunei dollar was established in 1967 after the Currency Interchangeability Agreement with Singapore, in which the Brunei dollar is interchangeable with the Singapore dollar. The Malaysian dollar, Singapore dollar and the Brunei dollar are circulating all at par, and they replaced the Malaya and British Borneo dollar. The government introduced the first banknotes in denominations of 1, 5, 10, 50 and 100 dollars, followed by the 500 and 1000 dollars notes, introduced in 1979.
Five series of banknotes have been introduced since 1967; the fifth and last series was introduced in 2011 in denominations of $1, $5 and $10. Today banknotes circulate in denominations of $ 1, $ 5, $ 10, $ 50, $ 100; plus banknotes of $20, $25, $ 500, $1000, and $10,000, which are not used often.
The 1 Brunei dollar note front design features the portrait of Hassanal Bolkiah, who is the 29th and current Sultan, Yang di-Pertuan of Brunei and the Prime Minister, followed by the Bunga Simpur that is the national flower of Brunei and the National Emblem.
The reverse of the note illustrates a view of the Capital city of Bandar Seri Begawan; the illustration presents the Omar Ali Saifuddien Mosque, which is a center of worship for the Muslim population and an important historical site and a well-known Brunei tourist attraction. The lettering of the note is presented in the Jawi and English languages. This note is part of the 2011 – 2016 series, and its color is dark and light blue on a multicolor underprint.
Text: Negara Brunei Darussalam wang kertas ini sah diperlakukán dengan nilai Satu Ringgit Bunga Simpur
(Dillenia suffruticosa), One dollar.