11 C.F.R. § 100.75
No contribution results where an individual, in the course of volunteering personal services on his or her residential premises to any candidate or to any political committee of a political party, provides the use of his or her real or personal property to such candidate for candidate-related activity or to such political committee of a political party for party-related activity. For the purposes of this section, an individual's residential premises, shall include a recreation room in a residential complex where the individual volunteering services resides, provided that the room is available for use without regard to political affiliation. A nominal fee paid by such individual for the use of such room is not a contribution.
11 C.F.R. §100.75