...Main Rating Criteria Considerations: The legal/regulatory structure, the amount of risk-adjusted overcollateralization, the presence of dynamic deleveraging/defeasance triggers and the strength of the investment manager are all key considerations when Fitch rates Puerto Rico closed-end fund (PR CEF) debt and preferred stock. Supplements Master Closed-End Fund Criteria: Fitch continues to apply all elements of our analysis and review per the criteria titled "Rating Closed-End Fund Debt and Preferred Stock," dated August 2014, available on Fitch's website at www.fitchratings.com, in rating the debt and preferred stock issued by PR CEFs. This PR CEF criteria report should be read in conjunction with the CEF master criteria. Regulatory and Structural Differences: PR CEFs have regulatory and structural features that differ from and are weaker than most Fitch-rated U.S. CEFs, which Fitch reflects in lower assigned rating levels. Notably, PR funds have fewer regulatory and covenanted restrictions...