POWER OF ATTORNEY
For Executing Forms ID, 3, 4, 5 and 144

Know all by these presents, that the undersigned hereby
constitutes and appoints each of David S. Maltz,
Nancy M. Wright, Kristin M. Oberheu, Phoebe
L. Elliott and each of their respective designees,
signing singly, the undersigned?s true and lawful
attorney-in-fact to:

(1)
execute for and on behalf of the undersigned, in the
undersigned?s capacity as an officer and/or director of
Duke Energy Corporation, Forms ID, 3, 4, and 5,
or such other documents as the Securities and Exchange
Commission may require, in accordance with Section 16(a)
(collectively, ?Forms ID, 3, 4 and 5?) of the
Securities Exchange Act of 1934 and the rules thereunder;

(2)
execute for and on behalf of the undersigned Form 144, or
such other documents as the Securities and Exchange Commission
may require, in accordance with Rule 144 of the Securities Act
of 1933 and the rules thereunder;

(3)
do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete
and execute any such Forms ID, 3, 4, 5 or 144, complete and
execute any amendment or amendments thereto and timely
file such form with the United States Securities and Exchange
Commission and any stock exchange or similar authority; and

(4)
take any other action of any type whatsoever in connection
with the which, in the opinion of such attorney-in-fact, may
be of benefit to, in the best interest of, or legally required by,
the undersigned, it being understood that the documents executed
by such attorney-in-fact on behalf of the undersigned pursuant to
this Power of Attorney shall be in such form and shall contain such
terms and conditions as such attorney-in-fact may approve in such
attorney-in-fact?s discretion.

The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform any and every act and thing
whatsoever requisite, necessary or proper to be done in the exercise
of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned might or could do if
personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or
such attorney-in-fact?s designee or designees, shall lawfully do
or cause to be done by virtue of this Power of Attorney and the
rights and powers herein granted. The undersigned acknowledges that
the foregoing attorneys-in-fact, in serving in such capacity at the
request of the undersigned, are not assuming, nor is the Company
assuming, any of the undersigned?s responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934, Rule 144 of the
Securities Act of 1933, or any other rule or regulation promulgated
thereunder.

This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms ID,
3, 4, 5, and 144, or such other documents, with respect to the
undersigned?s holdings of and transactions in securities issued
by Duke Energy Corporation, or any affiliates thereof, unless
earlier revoked by the undersigned in a signed
writing delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 3rd day of September, 2013.

/s/ Brian D. Savoy
By: Brian D. Savoy