GOP state parties are charging tens of thousands of dollars for special access to the Republican National Committee’s midterm convention, sparking concerns that the high cost of attending could price out the grassroots activists who traditionally knock doors, make phone calls, and turn out voters.

RNC Chairman Joe Gruters previously told the Washington Examiner that the “upcoming Midterm Convention will be a Trump-a-palooza that will showcase the strength of the Republican Party and the candidates carrying President Trump’s America First agenda forward.”