Mexico-based beverage company KOF plans to issue senior unsecured notes to refinance existing debt and for general corporate purposes. We are assigning our 'A-' issue-level rating to the company's proposed senior unsecured notes. We are also affirming our 'A-' global scale and 'mxAAA' national scale long-term corporate credit and debt ratings on the company. The stable outlook reflects our expectation that the company will continue to generate robust free operating cash flow and preserve its strong liquidity and key credit metrics during the next two years despite the recent acquisitions in Brazil. MEXICO CITY (Standard&Poor's) Nov. 19, 2013--Standard&Poor's Ratings Services assigned its 'A-' issue-level rating to Coca-Cola Femsa S.A.B. de C.V.'s (KOF) proposed senior unsecured notes.