2009-04-29
Bank Indonesia issued Regulation Number 11/16/PBI/2009 to amend the design specifications of the 1000 Rupiah banknote issued in the year 2000. The regulation updates the obverse and reverse imagery, colors, and security features, including the addition of the 2009 printing year and specific anti-counterfeiting elements like latent images and microtext. It also declares that 1000 Rupiah notes issued prior to this regulation remain legal tender unless revoked.