Mayor Zohran Mamdani announced Thursday he wants to use taxpayer dough to cut insurance costs for some Big Apple landlords in a move to try to cool tensions with local building owners. City Hall plans to roll out a program for owners of buildings with affordable and rent-stabilized apartments – but was short on details surrounding the plan except that it would initially include 20,000 homes by 2027. Mamdani has had a somewhat confrontational relationship with landlords in his first months in