The remaining islands Bonaire , Sint Eustatius and Saba now belong to the Netherlands . The final statement to emerge from the RTC stated that autonomy for CuraÃ ao and Sint Maarten , plus a new status for Bonaire , Saba and Saint Eustatius would come into effect by 1 July 2007 . On 12 October 2006 , the Netherlands reached an agreement with Saba , Bonaire and Saint Eustatius ; this agreement would make these islands special municipalities .