Westfield's plans to merge its Australian and New Zealand businesses into a single entity distinct from its other international operations has been endorsed by one of the world's big four accounting firms.

Mall operator Westfield Group plans to separate its 47 shopping centres in Australia and New Zealand from its other global operations, in order to merge them with Australia’s Westfield Retail Trust and create a new entity which will go by the name of Scentre Group. Westfield’s other shopping centres in…