Company: DTK
Filing Date: 2025-04-04
Form Type: S-3ASR
Source: 0001193125-25-073369
Chunk: 78

Company: DTE ENERGY CO
Filing Date: 2025-04-04
Form: S-3ASR
Chunk 78
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 or deemed incorporated by reference into the registration statement or prospectus that is part of the registration statement will, as to a purchaser with a time of
contract of sale prior to such effective date, supersede or modify any statement that was made in the registration statement or prospectus that was part of the registration statement or made in any such document immediately prior to such effective
date.

(5) That, for the purpose of determining liability of the registrants under the Securities Act of 1933 to any
purchaser in the initial distribution of the securities:

The undersigned registrants undertake that in a primary offering of securities of
the undersigned registrants pursuant to this registration statement, regardless of the underwriting method used to sell the securities to the purchaser, if the securities are offered or sold to such purchaser by means of any of the following
communications, the undersigned registrants will be sellers to the purchaser and will be considered to offer or sell such securities to such purchaser:

(i) Any preliminary prospectus or prospectus of the undersigned registrants relating to the offering required to be filed
pursuant to Rule 424;

II-9

(ii) Any free writing prospectus relating to the offering prepared by
or on behalf of the undersigned registrants or used or referred to by the undersigned registrants;

(iii) The portion
of any other free writing prospectus relating to the offering containing material information about the undersigned registrants or their securities provided by or on behalf of the undersigned registrants; and

(iv) Any other communication that is an offer in the offering made by the undersigned registrants to the purchaser.

(b) The undersigned registrants hereby undertake that, for purposes of determining any liability under the Securities Act of 1933, each
filing of DTE Electric’s and DTE Energy’s annual report pursuant to Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934 that is incorporated by reference in the registration statement shall be deemed to be a new
registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fideoffering thereof.

(c) Insofar as indemnification for liabilities arising under the Securities Act of 1933 may be permitted to directors, officers and
controlling persons of the registrants pursuant to the foregoing provisions, or otherwise, the registrants have been advised that in the opinion of the Securities and Exchange Commission such indemnification is