50 Ringgit

The 1996 series marked the formal rebranding from the Brunei Currency Board to the Autoriti Monetari Brunei Darussalam, and these notes appeared during a period when Brunei was quietly consolidating its monetary institutions under tighter state control following the 1986 banking failures that had shaken public confidence. Thomas De La Rue's involvement with Brunei currency goes back decades — their relationship with small, oil-wealthy sultanates was a consistent feature of post-colonial Commonwealth monetary arrangements.

The currency interchangeability agreement with Singapore, in force since 1967, means this note circulated at par across the Causeway — legally accepted by both nations at face value.