Oct 19 (Reuters) - Westpac Banking Corp WBC.AX -
* Westpac to refund some package customers
* Would provide refunds to some customers holding 'packaged' accounts
* Refunds expected to total about $65 million with after tax cost to co of around $45 million which will be included in co's fy17 results
* Refunds provided after identifying that some customers did not automatically receive benefits to which they were entitled
* Issue affected about 200,000 customers who held premier advantage packages with co