SAN FRANCISCO--(BUSINESS WIRE)--Fitch Ratings has assigned an 'AA-' to the following County of Monterey, CA certificates of participation (COPs): --$47.2 million (2015 public facilities financing). Proceeds will be used to finance tenant improvements to a county-owned office building and renovations to the east and west wings of the county courthouse. In addition, Fitch affirms the following ratings: --$109.8 million COPs (2007 refunding and public facilities financing) at 'AA-'; --Implied gene