Title: Singapore dollar
Content:  The Singapore dollar (sign: S$; code: SGD) is the official currency of Singapore. It is divided into 100 cents. It is normally abbreviated with the dollar sign $, or S$ to distinguish it from other dollar-denominated currencies. The Monetary Authority of Singapore (MAS) issues the banknotes and coins of the Singapore dollar. As of 2019, the Singapore dollar is the thirteenth-most traded currency in the world by value. Apart from its use in Singapore, the Singapore dollar is also accepted as customary tender in Brunei according to the Currency Interchangeability Agreement between the Monetary Authority of Singapore and the Autoriti Monetari Brunei Darussalam (Monetary Authority of Brunei Darussalam). Likewise, the Brunei dollar is also customarily accepted in Singapore.
Title: Singapore dollar
Content:  Currency, Singapore, on 7 April 1967 and issued its first coins and notes. Nevertheless, the Singapore dollar was exchangeable at par with the Malaysian ringgit until 1973, and interchangeability with the Brunei dollar is still maintained. Initially, the Singapore dollar was pegged to the pound sterling at a rate of two shillings and four pence to the dollar, or £1 = S$60/7 or S$ 8.57; in turn, £1 = US$2.80 from 1949 to 1967 so that US$1 = S$3.06. This peg to sterling was broken in 1967 when the pound was devalued to US$2.40 but the peg to the U.S. dollar of US$1 = S$3.06 was retained. This peg remained for a short time after the Nixon Shock 
Title: Singapore dollar
Content:  to regulate all elements of monetary, banking, and financial aspects of Singapore. From 1985 onwards, Singapore adopted a more market-oriented exchange regime, classified as a Monitoring Band, in which the Singapore dollar is allowed to float (within an undisclosed bandwidth of a central parity) but closely monitored by the Monetary Authority of Singapore (MAS) against a concealed basket of currencies of Singapore's major trading partners and competitors. This, in theory, allows the Singaporean government to have more control over imported inflation and to ensure that Singapore's exports remain competitive. On 1 October 2002, the Board of Commissioners of Currency Singapore (BCCS) merged with the Monetary Authority of Singapore (MAS), which took over the responsibility of banknote issuance.
Title: Internationalization of the renminbi
Content:   According to the Monetary Authority of Singapore (MAS), the usage of the renminbi in Singapore has increased by 40% since 2012, with total renminbi-denominated deposits valued at more than ¥140 billion. On 7 February 2013, PBoC designated ICBC (Singapore) as the yuan Clearing Bank in Singapore. On 7 March 2013, PBoC renew the 3-year BSA with MAS and double the facility to ¥150bn (30 billion Singapore dollars) In June 2014, PBoC and MAS jointly announced the Suzhou Industrial Park (SIP) initiative, which clearly suggested China's recognition of Singapore as an offshore Yuan center following Hong Kong (with Qianhai) and Taiwan (with Kunshan). On 28 October 2014 direct currency trading started between the Singapore dollar and the renminbi (CNY/SGD). The Singapore dollar was added to the China Foreign Exchange Trade System's (CFETS) platform, which as of 28 October 2014 offers financial operations and transactions between the yuan and ten foreign currencies.
Title: Brunei dollar
Content:  The Brunei dollar (Malay: ringgit Brunei, currency code: BND), has been the currency of the Sultanate of Brunei since 1967. It is normally abbreviated with the dollar sign $, or alternatively B$ to distinguish it from other dollar-denominated currencies. It is divided into 100 sen (Malay) or cents (English). The Brunei dollar is issued by the Autoriti Monetari Brunei Darussalam (Monetary Authority of Brunei Darussalam). Under a Currency Interchangeability Agreement in 1967, the Brunei dollar is interchangeable with the Singapore dollar at par. As such, the Brunei dollar is accepted in Singapore as "customary tender"; likewise, the Singapore dollar is accepted in Brunei.
Title: Singapore dollar
Content:  Authority of Singapore (Amendment) Bill 2017, announced that the Currency Fund will be merged with other funds of the MAS, because the currency in circulation is effectively backed by the full financial strength and assets of MAS, which is much larger than the Currency Fund. As at 31 March 2017, MAS's assets (S$395 billion) were more than seven times larger than the assets of the Currency Fund (S$55 billion). The proposed amendment will merge the Currency Fund with the other funds of MAS and streamline MAS's operations. The Government has said that its support for the currency in circulation, as set out in the Currency Act, remains unchanged. Singapore's foreign reserves officially stood at over US$260.7 billion, as of April 2017 according to the MAS.
Title: Brunei–Singapore relations
Content:  Several memoranda of understanding have been signed and there is a   Currency Interchangeability Agreement between the two countries which makes both Brunei dollar and Singapore dollar banknotes and coins legal tender in either country.
Title: Singapore dollar
Content:  As of 2012, the total currency in circulation was S$29.1 billion. All issued Singapore currency in circulation (notes and coins) are fully backed by external assets in its Currency Fund to maintain public confidence. Such external assets consists of all or any of the following: (a) gold and silver in any form; (b) foreign exchange in the form of demand or time deposits; bank balances and money at call; Treasury Bills; notes or coins; (c) securities of or guaranteed by foreign governments or international financial institutions; (d) equities; (e) corporate bonds; (f) currency and financial futures; (g) any other asset which the Authority, with the approval of the President of Singapore, considers suitable for inclusion. In 2017, the government, in the second reading of the 
Title: Singapore dollar
Content:  The Orchid Series of currency notes is the earliest to be in for circulation in Singapore. Issued in the years 1967 to 1976, it has nine denominations: $1, $5, $10, $25, $50, $100, $500, $1,000, and $10,000. Each note has an orchid design in the centre of the note's front, the orchid being the national flower of Singapore. A scene of Singapore is depicted on the back, which varies across denominations. Standard on each note, is the Coat of Arms, a lion head watermark, and the signature of the Minister for Finance and chairman of the board of Commissioners of Currency, Singapore, on the front of the note. As an added security feature, all notes have at least one vertically embedded security thread, while the $10,000 note has two.
Title: Money burning
Content:  Singapore's Currency Act states that any person who mutilate, destroy, deface, or causes any change (to diminish value/utility of) currency note or coin is fined up to $2,000.

Question: what currency does singapore use?
Answer: Singapore dollar.