USA.  You pay:-assessment fee (to the condo association, for maintenance of common elements, water, garbage removal)-property taxes (to the county where the condo is located)-possibly for electricity, heat and cable but this could be included in the assessment fee.-homeowners insurance (optional but some condo associations require it.)Ownership types:-condominium - you own your unit and a % of common elements.  walls and plumbing, etc. are tricky  -coop - you own the right to the unit (bad idea) http://www.bankrate.com/brm/news/real-estate/condos1.aspNormally, when you buy a condo, the association does not have to approve you, but with a coop it does.  Even if you are a condo owner, you have to abide by the association's rules and regulations, including whether or not you can lease your unit and what type of pets you can have.