OMB APPROVAL -------------------------- OMB Number: 3235-0101 Expires: December 31, 2006 Estimated average burden UNITED STATES hours per response....4.47 SECURITIES AND EXCHANGE COMMISSION -------------------------- WASHINGTON, DC 20549 -------------------------- SEC USE ONLY FORM 144 -------------------------- DOCUMENT SEQUENCE NO. NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933 -------------------------- CUSIP NUMBER ATTENTION: Transmit for filing 3 copies of this -------------------------- form concurrently with either placing WORK LOCATION an order with a broker to execute sale or executing a sale directly -------------------------- with a market maker. --------------------------------------------------------------------------------------------------------- 1(a) NAME OF ISSUER (Please type or print) (b) IRS IDENT. NO. (c) S.E.C. FILE NO. DTE Energy Company 38-3217752 001-11607 ------------------------------------------------------------------------------------------------------------------------------------ 1(d) ADDRESS OF ISSUER STREET CITY STATE ZIP CODE (e) TELEPHONE NO. ------------------------ 2000 Second Avenue Detroit MI 48226 AREA CODE NUMBER 313 235-8126 ------------------------------------------------------------------------------------------------------------------------------------ 2(a) NAME OF PERSON FOR WHOSE ACCOUNT (b) IRS IDENT. (c) RELATIONSHIP (d) ADDRESS STREET CITY STATE ZIP CODE THE SECURITIES ARE TO BE SOLD NO. TO ISSUER Lynne Ellyn Sr VP and CIO 2000 Second Avenue Detroit MI 48214 ------------------------------------------------------------------------------------------------------------------------------------ INSTRUCTION: The person filing this notice should contact the issuer to obtain the I.R.S. Identification Number and the S.E.C. File Number. ------------------------------------------------------------------------------------------------------------------------------ 3(a) (b) (c) (d) TITLE OF THE NAME AND ADDRESS OF EACH BROKER SEC USE ONLY NUMBER OF SHARES AGGREGATE CLASS OF THROUGH WHOM THE SECURITIES ARE TO BE --------------- OR OTHER UNITS MARKET SECURITIES OFFERED OR EACH MARKET MAKER WHO IS BROKER-DEALER TO BE SOLD VALUE TO BE SOLD ACQUIRING THE SECURITIES FILE NUMBER (See instr. 3(c)) (See instr. 3(d)) ------------------------------------------------------------------------------------------------------------------------------ BNY Brokerage, Inc., 1633 Broadway, 48th Common Stock Floor, New York, NY 10019 2633 119,575.3253 ------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------ (e) (f) (g) NUMBER OF SHARES APPROXIMATE NAME OF EACH OR OTHER UNITS DATE OF SALE SECURITIES OUTSTANDING (See instr. 3(f)) EXCHANGE (See instr. 3(e)) (MO. DAY YR.) (See instr. 3(g)) ------------------------------------------------------------------------------------------------ 174,159,338 08/31/2005 NYSE ------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------ INSTRUCTIONS: 1. (a) Name of issuer (b) Issuer's I.R.S. Identification Number (c) Issuer's S.E.C. file number, if any (d) Issuer's address, including zip code (e) Issuer's telephone number, including area code 2. (a) Name of person for whose account the securities are to be sold (b) Such person's I.R.S. identification number, if such person is an entity (c) Such person's relationship to the issuer (e.g., officer, director, 10% stockholder, or member of immediate family of any of the foregoing) (d) Such person's address, including zip code 3. (a) Title of the class of securities to be sold (b) Name and address of each broker through whom the securities are intended to be sold (c) Number of shares or other units to be sold (if debt securities, give the aggregate face amount) (d) Aggregate market value of the securities to be sold as of a specified date within 10 days prior to the filing of this notice (e) Number of shares or other units of the class outstanding, or if debt securities the face amount thereof outstanding, as shown by the most recent report or statement published by the issuer (f) Approximate date on which the securities are to be sold (g) Name of each securities exchange, if any, on which the securities are intended to be sold POTENTIAL PERSONS WHO ARE TO RESPOND TO THE COLLECTION OF INFORMATION CONTAINED IN THIS FORM ARE NOT REQUIRED TO RESPOND UNLESS THE FORM DISPLAYS A CURRENTLY VALID OMB CONTROL NUMBER. SEC 1147 (01-04) TABLE I--SECURITIES TO BE SOLD Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor: ------------------------------------------------------------------------------------------------------------------------------------ Title of Date you Nature of Acquisition Name of Person from Amount of Date of Nature of Payment the Class Acquired Transaction Whom Acquired Securities Payment (If gift, also give Acquired date donor acquired) ------------------------------------------------------------------------------------------------------------------------------------ Common Stock 03/14/2001 Vesting of performance shares DTE Energy Company 662 08/31/2005 Cash ------------------------------------------------------------------------------------------------------------------------------------ Common Stock 03/14/2001 Vesting of restricted stock DTE Energy Company 1119 08/31/2005 Cash ------------------------------------------------------------------------------------------------------------------------------------ Common Stock 02/27/2002 Vesting of restricted stock DTE Energy Company 852 08/31/2005 Cash ------------------------------------------------------------------------------------------------------------------------------------ INSTRUCTIONS: If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid. -------------------------------------------------------------------------------- TABLE II--SECURITIES SOLD DURING THE PAST 3 MONTHS Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold. ------------------------------------------------------------------------------------------------------------------------------------ Name and Address of Seller Title of Securities Sold Date of Sale Amount of Gross Proceeds Securities Sold ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ REMARKS: INSTRUCTIONS: See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice. 09/01/05 ---------------------------------------- (DATE OF NOTICE) ATTENTION: The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. /s/ Sandra K. Ennis Attorney-in-Fact ---------------------------------------- (SIGNATURE) The notice shall be signed by the person for whose account the securities are to be sold. At least one copy of the notice shall be manually signed. Any copies not manually signed shall bear typed or printed signatures. ATTENTION: INTENTIONAL MISSTATEMENTS OR OMISSION OF FACTS CONSTITUTE FEDERAL CRIMINAL VIOLATIONS (SEE 18 U.S.C. 1001) SEC 1147 (01-04)