DC is in a similar boat for slightly different reasons: possession and use were legalized by citizen initiative with the expectation that the city would create

DC is in a similar boat for slightly different reasons: possession and use were legalized by citizen initiative with the expectation that the city would create a regulatory apparatus for production and sale, and then they were forbidden from spending any of their money to do so by Congress, which has veto power over their budget. So now it's in a weird quasi-legal gray area.