With 144 voters on the roll at the 2023 parliamentary election, Karbasan stands 87th among the 122 localities of Patnos, and its votes were cast at one ballot box.
The neighborhood parts ways with the district as a whole. At the 2023 parliamentary election it went to AK Parti with 38 votes, while across Patnos the leading party was Yeşil Sol Parti, with AK Parti here running 23.6 points above its district average. In the presidential runoff, 37 of 69 valid votes went to Kemal Kılıçdaroğlu — 18.8 points below the district average. At the 2017 referendum 58 of 88 valid votes were 'yes' — 31.3 points above the district average.
At the 2024 local election the neighborhood went to CHP with 74 votes, while Patnos as a whole was won by AK Parti. Turnout at the 2024 local election was 60.0%, 7.8 points below the district average. The tightest race came at the 2023 parliamentary election: AK Parti took 38 votes to Yeşil Sol Parti's 34 — a margin of just 4 votes. First place has changed hands 5 times here since 2009.