NEW YORK--(BUSINESS WIRE)--Fitch Ratings has assigned an 'AA-' rating to the following Yuma, AZ (the city) Municipal Property Corporation (MPC) excise tax revenue bonds: --$46.0 million senior lien excise tax revenue and revenue refunding bonds series 2015; --$41.2 million senior lien road tax and subordinate lien excise tax revenue refunding bonds series 2015. The bonds are expected to be sold through competitive bids within about a month. Proceeds from the senior lien excise tax bonds will be