In the first nine months of 2019, the marijuana industry spent more than $3.8 million lobbying Congress, according to OpenSecrets — employing a total of 80 lobbyists. That put the industry on track to spend far more on lobbyists in 2019 than in the previous two years combined.

Yet it’s a modest investment considering the potential payout. If enacted, the SAFE Banking Act is expected to drive billions of dollars of new investment into this rapidly evolving sector.