And Philadelphia can't stop you from doing that. But they can stop you from doing that in a building built on city property without paying rent.
End of story.
Now, if that particular contract was invalid, that doesn't mean the city can kick out the Scouts and keep the building for its own purposes. Remember, it's been there a long time, so at some point Pennsylvania's adverse possession laws and standards took over ~ provided the original contract was in error.
It could be the case that the city just simply lost the land ~ and they'll get to pay all court costs for their lawsuit.
Perhaps they should ask the taxpayers about that. Homosexuality is neither a race, a religion nor a creed and has no special constitutional protections.
” But they can stop you from doing that in a building built on city property without paying rent. “
Built by the scouts, donated to the city by the scouts, maintained by the scouts, and with a permanent right to use granted to the scouts by the deed to the city from the scouts.