...ENAP is a government-owned company that plays a very important role in the domestic economy. We anticipate unwavering ongoing and extraordinary support from the government in times of financial distress. Our ratings on Empresa Nacional del Petr=leo (ENAP) reflect our view that there's a very high likelihood that its owner, Chile (foreign currency: A/Negative/A-1; local currency: A+/Negative/A-1), will provide timely and adequate extraordinary support if needed. We base this on our belief of ENAP's very important role as Chile's sole oil refiner, supplying approximately 55 % of the domestic market's needs, with the remainder sourced from imports....