Overview
- Kickoff is Saturday, October 11 at 17:00 local time at Estadio Ciudad de Vicente López, a neutral venue hosted by Platense.
- Referee Nicolás Ramírez has been assigned, and the match will air on TyC Sports.
- Gimnasia y Esgrima (Mendoza) qualified by beating Defensores de Belgrano 1–0 on the final day to win Zone B with 63 points.
- Deportivo Madryn topped Zone A with 60 points and clinched its place with a round to spare.
- The decider is a single match for the first promotion, with other contenders moving into the separate Reducido playoff path.