BEND, OR  -- Deschutes County Clerk Nancy Blankenship reminds voters that Tuesday, April 28, is the party choice deadline for the upcoming primary election on May 19. Voters who wish to vote in the Democratic or Republican closed primary elections need to be registered as a member of that party by the deadline. Voters who are not affiliated with a major party will receive a non-partisan ballot that will only contain non-partisan state and local offices and measures. Deschutes County Elections asks voters to check that their address, party affiliation, and name are up-to-date in their voter registration record.