<PAGE>

                                                                    EXHIBIT 10.5

                   TRADEMARK LICENSE AND DOMAIN NAME AGREEMENT

         THIS AGREEMENT (this "Agreement") is entered into as of January 30,

2004 (the "Effective Date") by and between Centex Corporation, a corporation

organized under the laws of the State of Nevada ("Centex"); Eagle Materials Inc.

(formerly known as Centex Construction Products, Inc., or "CXP"), a corporation

organized under the laws of the State of Delaware ("Eagle"); and Centex

Materials, LLC, a limited liability company organized under the laws of the

state of Delaware ("CM"). Centex, Eagle and CM are sometimes hereinafter

referred to collectively as the "Parties."

         WHEREAS, CXP was a wholly-owned subsidiary of Centex prior to

completing an initial public offering of 51% of its common stock on April 19,

1994; and

         WHEREAS, in connection with the initial public offering, Centex and CXP

entered into a Trademark License Agreement dated April 19, 1994 (the

"Predecessor Agreement") pursuant to which Centex licensed the use of the CENTEX

trademark and certain other trademarks owned by Centex to CXP, and which remains

in full force and effect; and

         WHEREAS, CXP and Centex entered into an Agreement and Plan of Merger

with ARG Merger Corporation dated as of July 21, 2003 (the "Merger Agreement"),

pursuant to which a portion of the shares of CXP's common stock owned by Centex

will be exchanged for an equal number of shares of CXP Class B Common Stock, the

purpose of which is to facilitate the tax-free distribution by Centex to its

stockholders of its approximately 65% equity ownership interest in CXP; and

         WHEREAS, CXP and Centex also entered into a Distribution Agreement

dated as of July 21, 2003 (the "Distribution Agreement") pursuant to which (i)

CXP will pay a cash dividend to all of the holders of CXP's common stock

immediately prior to the reclassification and distribution; (ii) Centex will

distribute all of its holdings of CXP Class B Common Stock and all of its

holdings of CXP's common stock to Centex's stockholders on a pro rata basis; and

(iii) CXP changed its corporate name to Eagle Materials, Inc.; and

         WHEREAS, Eagle and Centex mutually desire to terminate the Predecessor

Agreement; and

         WHEREAS, as a related company of Centex, CXP used certain trademarks in

connection with its business, and the Parties desire to enter into this

Agreement to govern the continued use of those trademarks after the termination

of the Predecessor Agreement and the transactions described above.

         NOW, THEREFORE, in consideration of the mutual covenants contained

herein, and for other good and valuable consideration, receipt of which is

hereby acknowledged, the Parties hereby agree as follows:

TRADEMARK LICENSE AND DOMAIN NAME AGREEMENT                           Page 1 of 9

<PAGE>

1. DEFINITIONS

         1.1 "Centex Materials Marks" means the combined term "Centex Materials"

and the marks set forth in Exhibit 1.1 hereto.

         1.2 "CXP Domain Name" means www.centex-cxp.com.

         1.3 "Domain Names" means the domain names set forth in Exhibit 1.2

hereto and any other domain names that incorporate the Licensed Marks and are

owned by Centex.

         1.4 "Eagle Business" means each and every business conducted at any

time prior to, on or after the Effective Date by Eagle, CXP or any current or

future Subsidiary of Eagle, whether or not such Subsidiary is a subsidiary of

Eagle as of the Effective Date.

          1.5 "Eagle Group" means Eagle, CXP and each entity that is a current or

future Subsidiary of Eagle, whether or not such Subsidiary is a subsidiary of

Eagle as of the Effective Date.

         1.6 "Eagle Marks" means the marks set forth in Exhibit 1.5 hereto.

         1.7 "Licensed Marks" means the marks set forth in Exhibit 1.6 hereto.

         1.8 "Subsidiary" means, with respect to any entity, (i) any corporation

of which at least fifty percent (50%) of the securities, or fifty percent (50%)

of other ownership interests, or at least fifty percent (50%) of the ordinary

voting power are directly or indirectly owned or controlled by such entity or

its Subsidiaries; (ii) any partnership of which such entity or one of its

Subsidiaries is a general partner or as to which such entity or its Subsidiaries

are entitled to receive at least fifty percent (50%) of the assets upon the

liquidation thereof; or (iii) any limited liability company of which such entity

or one of its Subsidiaries is a manager or is entitled to exercise management

rights over the conduct of the business of such limited liability company, or as

to which such entity or its Subsidiaries are entitled to receive at least fifty

percent (50%) of the assets upon the liquidation thereof.

2. THE PREDECESSOR AGREEMENT

         2.1 The Predecessor Agreement shall terminate automatically upon the

Effective Date, and Eagle hereby waives the right to receive the notice required

by Paragraph 1.b. of the Predecessor Agreement.

         2.2 Notwithstanding Paragraphs 9 and 10 of the Predecessor Agreement,

Eagle shall have the right to continue use of the trademarks that were the

subject of the Predecessor Agreement for a period of six (6) months after the

Effective Date. However, Eagle agrees (i) not to order after the Effective Date

any additional supplies and documents which have imprinted thereon the

trademarks that were the subject of the Predecessor Agreement; and (ii) as soon

as practicable during said six-month period, to

TRADEMARK LICENSE AND DOMAIN NAME AGREEMENT                           Page 2 of 9

<PAGE>

remove all signs and identifiers used in the Eagle Business that refer to

Centex, except as provided in Section 3 below.

         2.3 Eagle acknowledges and agrees that six months after the Effective

Date, it can no longer use or display the name "Centex" or any variations

thereof, or other trademarks, tradenames, logos or identifiers using the name

"Centex" or otherwise owned by or licensed to Centex which have not been

assigned or licensed to Eagle without the prior written consent of Centex.

However, nothing contained in this Agreement shall prevent Eagle from using the

"Centex" name in public filings with governmental authorities, materials

intended for distribution to Eagle stockholders, or any other communication in

any medium which describes the current or former relationship between Centex,

CXP and/or Eagle.

3. THE CENTEX MATERIALS MARKS

         3.1 License Grant. Centex hereby grants to CM, and CM hereby accepts, a

non-sublicensable, exclusive, perpetual, and royalty-free license to use the

Centex Materials Marks in connection with its ready-mix concrete and aggregates

operations within the State of Texas, subject to the limitations set forth in

this Agreement. The grant of the license hereunder to the Centex Materials Marks

is non-transferable and non-assignable, except that CM may transfer and/or

assign the license to a Subsidiary that is the surviving company of a merger,

reorganization or consolidation with CM or another Subsidiary of the Eagle

Group. Except as expressly set forth herein, no rights or licenses are granted

to C