Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference of our report dated March 2, 2009,
with respect to the consolidated financial statements of RiverSource Life
Insurance Company included in its Annual Report (Form 10-K) for the year ended
December 31, 2008, filed with the Securities and Exchange Commission and to the
use of our report dated April 24, 2009 with respect to the financial statements
of RiverSource Account MGA in Post-Effective Amendment No. 1 to the Registration
Statement (Form S-1, 333-149951) for the registration of the RiverSource(R)
Group Variable Annuity Contract offered by RiverSource Life Insurance Company.


                                        /s/ Ernst & Young LLP

Minneapolis, Minnesota
April 24, 2009