Auckland Council (AA/Aa2) revised the indicative margin on its forthcoming green bond transaction to 50-53 basis points over swap on 20 June, from 47-55 basis points over swap at launch on 18 June. The final margin for the NZ$150-200 million (US$103.6-138.2 million) five-year deal will be set following a bookbuild on 21 June, according to arranger and lead manager ANZ.