EXHIBIT 10.15 FIRST AMENDMENT TO SECOND AMENDED AND RESTATED OPERATING AGREEMENT OF GGPLP L.L.C. THIS FIRST AMENDMENT (the "First Amendment") is made and entered into on the 23rd day of April, 2002, by and among the undersigned parties. W I T N E S S E T H: WHEREAS, a Delaware limited liability company known as GGPLP L.L.C. (the "Company") exists pursuant to the Delaware Limited Liability Company Act and that certain Second Amended and Restated Operating Agreement dated April 17, 2002, as amended (the "Restated Agreement"), among GGP Limited Partnership, a Delaware limited partnership (the "Operating Partnership"), GGP American Properties Inc., a Delaware corporation, Caledonian Holding Company, Inc., a Delaware corporation, GSEP 2000 Realty Corp., a Delaware corporation (the "GS 2000 REIT"), GS 2002 Realty Corp., a Delaware corporation ("GS 2002 REIT"), and General Growth Properties, Inc., a Delaware corporation ("GGPI"); WHEREAS, GGPI has granted certain registration rights to the GS 2002 REIT pursuant to that certain Registration Rights Agreement dated April 17, 2002 (the "Registration Rights Agreement"), between the GS 2002 REIT and GGPI; WHEREAS, concurrently herewith, the GS 2002 REIT is contributing an additional $10,000,000 to the capital of the Company and, in exchange therefor, the Company is issuing to the GS 2002 REIT additional Series B Preferred Units (as defined in the Restated Agreement); and WHEREAS, the parties hereto, being all of the members of the Company, desire to amend the Restated Agreement to reflect such capital contribution and issuance of Series B Preferred Units and to set forth certain understandings among them. NOW, THEREFORE, in consideration of the mutual covenants and agreements herein contained and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto do hereby agree as follows: 1. CAPITALIZED TERMS. Capitalized terms used but not defined herein shall have the definitions assigned to such terms in the Restated Agreement, as amended hereby. 2. AMENDMENT TO SECTION 1.1. Section 1.1 of the Restated Agreement is hereby amended by deleting the last sentence of the definition of "Units" and inserting the following in its place and stead: "The number and designation of all Units held by each Member as of April 23, 2002 is set forth opposite such Member's name on Schedule A." 3. AMENDMENT TO SECTION 4.7. Section 4.7 of the Restated Agreement is hereby amended by deleting the number "200,000" after the word "be" and before the period in the seventh and eighth lines thereof and inserting the number "240,000" in its place and stead. 4. AMENDMENT TO SECTION 1 OF SCHEDULE B . Section 1 of Schedule B of the Restated Agreement is hereby amended by deleting the number "200,000" after the word "be" and before the period in the fourth line thereof and inserting the number "240,000" in its place and stead. 5. AMENDMENTS TO SECTIONS 7 AND 8 OF SCHEDULE B. Sections 7 and 8 of Schedule B to the Restated Agreement are hereby amended by deleting the phrase "April 17" each time it appears therein and substituting "April 23" in its place and stead. 6. AMENDMENT TO SIGNATURE PAGE. The first signature page of the Restated Agreement is hereby amended by inserting the phrase "and Section 7 of Schedule B" after the phrase "Section 4.3(g)" and before the comma in the first paragraph thereof. 7. AMENDMENT TO SECTION 4.3(c), ETC. The word "special" is hereby inserted after the word "any" and before the word "right" in clause (iii) of the first paragraph of Section 4.3(c) of the Restated Agreement, clause (c) of the first paragraph of Section 3 of Schedule B to the Restated Agreement, clause (iii) of Section IV(a) of Exhibit B to the Restated Agreement and Section 5.b of the purchase agreements relating to the previous issuances of Series A Preferred Units and/or Series B Preferred Units. The GS 2002 REIT hereby approves the same change to the Certificate of Designations creating the Series G REIT Preferred Shares. 8. ISSUANCE OF ADDITIONAL SERIES B PREFERRED UNITS. Concurrently herewith, the Company is issuing to the GS 2002 REIT 40,000 Series B Preferred Units in exchange for a Capital Contribution by the GS 2002 REIT of $10,000,000. The GS 2002 REIT is hereby admitted as a Member in respect of such Series B Preferred Units, and the GS 2002 REIT hereby agrees to be bound by the provisions of the Restated Agreement, as the same is amended hereby and as the same may be amended from time to time, with respect to such Series B Preferred Units. The reference in the Registration Rights Agreement to "Units" shall be deemed to include the Series B Preferred Units referred to in this Section 7. 9. NEW SCHEDULE A. Schedule A to the Restated Agreement, identifying the Members and the number and type of Units owned by them, is hereby deleted in its entirety and the Schedule A in the form attached hereto is hereby inserted in its place and stead. 10. OTHER PROVISIONS UNAFFECTED. Except as expressly amended hereby, the Restated Agreement shall remain in full force and effect in accordance with its terms. [REMAINDER OF PAGE INTENTIONALLY LEFT BLANK] -2- IN WITNESS WHEREOF, the parties hereto have executed this First Amendment (and GGPI has executed this First Amendment solely for the purpose of binding itself under Section 4.3(g) of the Restated Agreement, as amended hereby, Section 7 of Schedule B to the Restated Agreement, as amended hereby, and the last sentence of Section 7 of this First Amendment) on the day and year first above written. MANAGING MEMBER: GGP LIMITED PARTNERSHIP, a Delaware limited partnership By: General Growth Properties, Inc., a Delaware corporation, its general partner By: /s/ Bernard Freibaum ------------------------------- Name: Bernard Freibaum ------------------------ Title: Executive Vice President ------------------------ 110 North Wacker Drive Chicago, Illinois 60606 Attention: John Bucksbaum OTHER MEMBERS: CALEDONIAN HOLDING COMPANY, INC., a Delaware corporation By: /s/ Bernard Freibaum ------------------------------------ Name: Bernard Freibaum ----------------------------- Title: Vice President ----------------------------- 110 North Wacker Drive Chicago, Illinois 60606 Attention: John Bucksbaum -3- GGP AMERICAN PROPERTIES INC., a Delaware corporation By: /s/ Bernard Freibaum ------------------------------------ Name: Bernard Freibaum ----------------------------- Title: Vice President ----------------------------- 110 North Wacker Drive Chicago, Illinois 60606 Attention: John Bucksbaum GSEP 2000 REALTY CORP. By: /s/ Eric Lane ------------------------------------ Name: Eric Lane ----------------------------- Title: President and CEO ----------------------------- c/o Goldman, Sachs & Co. One New York Plaza New York, New York 10004 Attention: Eric Lane GSEP 2002 REALTY CORP. By: /s/ Eric Lane ------------------------------------ Name: Eric Lane ----------------------------- Title: President and CEO ----------------------------- c/o Goldman, Sachs & Co. One New York Plaza, 40th Floor New York, New York 10004 Attention: Eric Lane -4- GGPI: GENERAL GROWTH PROPERTIES, INC., a Delaware corporation By: /s/ Bernard Freibaum ------------------------------------ Name: Bernard Freibaum ----------------------------- Title: Executive Vice President ----------------------------- 110 North Wacker Drive Chicago, Illinois 60606 Attention: John Bucksbaum -5- SCHEDULE A MEMBERS Member Common Units Preferred Units ------ ------------ --------------- GGP Limited Partnership 911,000 0 Caledonian Holding Company, Inc. 29,600 0 GGP American Properties Inc. 58,500 0 GSEP 2000 Realty Corp. 0 700,000 Series A Preferred Units GSEP 2002 Realty Corp. 0 240,000 Series B Preferred Units A-1