RIYADH — Saudi Arabia has approved executive procedures regulating how long privately owned vehicles registered in other Gulf Cooperation Council (GCC) countries may remain in the Kingdom, setting a standard limit of 90 days within a 365-day period.Zakat, Tax and Customs Authority (ZATCA) Governor Suhail Abanmi approved the procedures in coordination with the Ministry of Interior. The new rules will take effect on Aug. 26, 2026.Vehicles already inside Saudi Arabia before the regulations take ...