1999/237/EC: Commission Decision of 18 March 1999 recognising in principle the completeness of the dossier submitted for detailed examination in view of the possible inclusion of CGA 277 476 (oxasulfuron) in Annex I to Council Directive 91/414/EEC concerning the placing of plant-protection products on the market (notified under document number C(1999) 632) (Text with EEA relevance)