if ((Snlppme.X50PraeTypK == PraeKonstanten.KInfprae1 || 
	Snlppme.X50PraeTypK == PraeKonstanten.KInfprae2) && 
	Snlppme.PmePraeBt == 0 && 
	BBzgGroesTar && 
	String.IsNullOrWhiteSpace(Snltd.Z08TPrgRef)) {