V.League 2026-2027: IFAB rule changes and foreign player quota increase to 4 - Intense rivalry between Công an Hà Nội and Thể Công

core: V.League 2026-2027 adopts IFAB rules including 5-second limits on throw-ins and goal kicks, 10-second substitutions, and 1-minute injury delays to boost professionalism and live ball time.
key_facts: Foreign player on-field quota increased to 4 (from 3) for all teams and up to 7 for Asian teams; CAHN signs Fran Putros, David Henen, Perea, Sabater, Pham Ba and Leygley under Mano Polking; New teams Đồng Nai and Bắc Ninh have thin squads and higher relegation risk; Expected 10-15% increase in average live ball time per match; Rule changes compliant with V.League regulations and aimed at national team development
source: V.League official regulations and IFAB updates, 2026
related: Q: How does the 5-second limit affect throw-ins? A: It prevents deliberate slow restarts and increases match rhythm.; Q: Which team benefits most from the new quota? A: Công an Hà Nội with strong foreign recruitment.; Q: What is the impact on new teams? A: Higher risk of underperformance due to squad depth issues.