NEW YORK (Standard&Poor's) Sept. 9, 2015--Standard&Poor's Ratings Services today assigned its 'BBB' issue-level rating (the same as the 'BBB' corporate credit rating) on Bethesda, Md.- based Marriott International Inc.'s proposed aggregate $600 million senior unsecured notes offering. The proposed offering will be split into two tranches, comprised of five-year notes and 10-year notes. Marriott plans to use the proceeds of the proposed notes offering for general corporate purposes, which may include working capital, capital expenditures, acquisitions, share repurchases, and the repayment of outstanding commercial paper or other borrowings. All other ratings, including the 'BBB' corporate credit rating, on Marriott remain unchanged. For the complete corporate credit rating rationale, please see our summary analysis on Marriott, published