EX-15 9 0009.txt LETTER RE: UNAUDITED INTERIM FINANCIAL INFORMATION 1 EXHIBIT 15 [AALLP LETTERHEAD] June 21, 2000 Panhandle Eastern Pipe Line Company: We are aware that Panhandle Eastern Pipe Line Company has incorporated by reference in its Registration Statement on Form S-4 its Form 10-Q for the quarter ended March 31, 2000, which includes our report dated May 10, 2000 covering the unaudited interim consolidated financial information contained therein. Pursuant to Regulation C of the Securities Act of 1933, that report is not considered a part of the registration statement prepared or certified by our firm or a report prepared or certified by our firm within the meaning of Sections 7 and 11 of the Act. Very truly yours, Arthur Andersen LLP