Certegy Inc. reported its third-quarter net income was up 10.6 percent and it plans to sell its retail merchant acquiring business, which has been reclassified as a discontinued operation.

Alpharetta-based Certegy, which provides credit and debit processing, check risk management and check cashing services, merchant processing and e-banking services, reported net income of $29.1 million on $262.7 million in revenue. In the third quarter of 2003, Certegy had net income of $26.3 million on $232 million in revenue. Earnings in the third quarter were 46 cents a share, up from earnings of 40 cents a share in the third quarter of 2003.