Your Homeowners insurer would likely be your best bet, if not the condo association's insurer. You should be able to extend liability coverage from your Homeowners policy to the condo location - You would need to add liability coverage for the location by endorsement - Usually doesn't cost much, at all. If you also need to include property coverages for the condo, which you very likely might, you need an HO6 condo policy. Here are 10 steps to a well-designed HO6 policy: http://www.irmi.com/expert/articles/2012/hungelmann07-person...

HTH,
Bob