Who is responsible when repairs damage a neighbor's unit?

Q. Who pays for repairs on a limited common element private use deck? 

I replaced my deck surface and it sprung a leak affecting my neighbor's exterior drywall underneath our deck (i.e. my neighbor's deck ceiling)?  I know the board is responsible for upkeep but who should be charged back?

A. Inquiries related to the maintenance and repair of limited common elements come up frequently for condominium buildings. Generally, the responsibility for maintenance and repairs of limited common elements falls to