Photovoltaic DC Disconnect

Anybody have thoughts on if the positive and negative conductors on a photovoltaic system need to be broken at the DC disconnect? (NEC 690.15)I am awaiting a response from NFPA and will add their answer to my blog.

Outdoor Wood Burning Furnace Permits

I view these bldgs as accessory structures and a heating appliance that will also need mechanical permits to hook up with existing heating systems. Our zoning dept. does not want to issue a cert. of compliance due to possible legal troubles. As BO I cannot issue permit without zoning approval. Anyone else having problems with these structures?

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