[desdiv]

The jurisdictional problem isn't as big as it seems, because not 100% of the land will be returning to Maryland, only 99.99% of it. To wit, the White House, the Capitol, and the Supreme Court building will still retain their status quo[0].

[0] http://en.wikipedia.org/wiki/District_of_Columbia_retrocessi...

[saalweachter]

Not to mention that neither the Pentagon nor the CIA are in DC.