From sole propr., Yonkers LLC, NY partneship or NY Corp.: Each requires an entity certificate filing.
All Finance, Insurance, And Real Estate businesses/entities need a business license and an EIN.
Selling/Buying wholesale or retail requires a Yonkers seller's permit.
You can choose to be a(n) :
Staten Island Business Tax Registration ( Business License) All businesses including home, online or mobile BUSINESS need a BUSINESS license because they are BUSINESSES.