** AGL Energy AGL.AX down as much as 3.3% to A$10.460;
biggest intraday pct loss since Oct. 31
** Energy provider fined A$25 mln ($15.6 mln) by Federal
Court for delay in Centrepay refunds to ~500 customers
** Centrepay, a program by Services Australia, enables
welfare recipients to handle essential bills through direct
deductions from their payments
** Stock hits lowest since Nov. 14
** AGL up 10.5% YTD
($1 = A$1.6069)
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com;))