Script for Purchase Order (PO) with Tax Query In oracle apps EBS R12

---- Script for Purchase Order (PO) with Tax Query In oracle apps EBS R12 ---

SELECT   aa.order_no1,
         aa.tax_rate, SUM (NVL (aa.tax_amount, 0)) tax_amount,
         aa.tax_name, aa.tax_line_no
    FROM (SELECT   h.segment1 order_no1, jpt.line_location_id,
                   jpt.tax_rate tax_rate,
                    jpt.tax_amount,
                   RTRIM (NVL (jct.tax_descr, NULL)) tax_name,
                   jpt.tax_line_no
              FROM po.po_headers_all h,
                   po_lines_all l,
                   jai_po_taxes jpt,
                   jai_cmn_taxes_all jct
          WHERE    jpt.tax_id = jct.tax_id(+)
               AND jct.end_date IS NULL
               AND l.po_line_id = jpt.po_line_id(+)
               AND l.po_header_id = jpt.po_header_id(+)
               AND h.po_header_id = l.po_header_id(+)
               AND jpt.tax_amount < > 0
               AND h.type_lookup_code = 'STANDARD'
               AND h.segment1 = :po_order
          ORDER BY jpt.tax_line_no) aa
GROUP BY aa.order_no1, aa.tax_rate, aa.tax_name, aa.tax_line_no
ORDER BY tax_line_no