Russia's September 2026 State Duma elections feature active administrative mobilization, including veteran recruitment into United Russia lists, expanded electronic voting, and three-day polling across regions plus newly incorporated territories. These measures sustain expectations for turnout near recent historical averages while economic slowdown and limited opposition visibility introduce countervailing pressures toward lower participation. Traders assign the highest probability to the 53-56 percent range because mobilization efforts appear sufficient to reach mid-50s levels yet face constraints from voter apathy and procedural complexities that prevent stronger upward shifts. Upcoming regional experiments and official statements on participation targets remain the key variables that could widen the gap between the closely priced 50-53 percent and 59-62 percent outcomes.