See corrections below

>The problem now is that SQL doesn't seem to like the 'AND' in the second CASE line.
>

CASE 
	WHEN tr.sTrans_Type_CD ='PR' THEN tr.decTrans_Qty
	WHEN (tr.sTrans_Type_CD = 'PT' AND tr.decTrans_Qty > 0) THEN tr.decTrans_Qty
>	ELSE 0
>END AS Receipt
>

>