• The Kolkata Traffic Police announced extensive traffic restrictions across the city for Mahalaya and Durga Puja celebrations in multiple locations in the city from September 21 to October 8. 
• The regulations will be implemented in three parts for Mahalaya, during the Durga Puja celebrations and for immersion processions.  
• For Mahalaya, goods vehicles except vehicles carrying LPG cylinders, CNG, Oil, and Oxygen will be prohibited from entering Kolkata from 03:00 to 22:00 (local time) on September 21. Goods vehicles will be restricted from moving along Strand Road and St. George’s Gate Road from 04:00 to 16:00 on the day. Goods vehicles are restricted from moving north from various intersections, including Rabindra Sarani and Kali Krishna Tagore Street, Vivekananda Road and Chittaranjan Avenue, and Manicktala crossing, from 04:00 to 16:00 on September 21. 
• During the Durga Puja celebrations, all goods vehicles are prohibited from plying within the city with specific time windows for each day.  

• Additionally, major roads will be closed to all vehicular traffic as mentioned below.  

• The roads that will remain closed to vehicular traffic during these times are mentioned below. 

•  Similar regulations will be implemented on roads in Central Kolkata, North Kolkata, parts of South and Southeast Kolkata during the same time period as mentioned above, from September 25 to October 2. 
• Additional restrictions will be imposed during the Lakshmi Puja and Durga Puja immersion from October 2-8.  
• All vehicular traffic not connected to immersion processions will be diverted from 15:00 until completion of immersions on the specified thoroughfares.
• Specific roads in the south, such as Harimohan Ghose Road, Garden Reach Road, Kalighat Road, and Roypur Road, will also have traffic restricted. No vehicles will be permitted to park on roads designated as immersion routes, including Rabindra Sarani, Strand Road, and Nimtala Ghat Street, from 15:00 until the completion of immersions. 
• Further details can be found in the official announcement here. 

Those operating or residing in Kolkata from September 21 to October 8 are advised to allot for disruptions in the vicinity of the aforementioned areas due to the slated traffic diversions.