Sparebanken Pluss (OB:PLUG) entered into a letter of intent to acquire all assets, rights and obligations of Sparebanken Sør on March 12, 2013. An agreement is expected to be released in May 2013-June 2013. After completion of the merger, Sparebanken Pluss will be renamed to Sparebanken Sor. As on May 15, 2013 the transaction was approved by the Board of Directors of Sparebanken Pluss and Sparebanken Sør. The transaction is subject to the approval from the government authorities. It is expected that the merger will be conducted on January 1, 2014, but no later than June 30, 2014. As of November 18, 2013, Norwegian Ministry of Finance has approved the merger.

Sparebanken Pluss (OB:PLUG) completed the acquisition of all assets, rights and obligations of Sparebanken Sør on January 1, 2014. The name of Sparebanken Pluss has been changed to Sparebanken Sør.