* The zoning lot must be large enough to accommodate the proposed condominium.
* The proposed condominium must meet the zoning height and bulk requirements.
* The proposed condominium must provide the required amount of open space.
Building code requirements
* The proposed condominium must comply with all applicable building codes.
* The proposed condominium must provide the required number of parking spaces.
* The proposed condominium must provide the required fire safety features.
Other requirements
* The proposed condominium must be financed by a licensed mortgage lender.
* The proposed condominium must be managed by a professional property management company.
* The proposed condominium must be in compliance with all applicable real estate laws.
Please note that these are just some of the general requirements for building a condominium in New York City. Each project is unique, and the specific requirements may vary. For more information, please consult with an experienced real estate attorney or architect.