What is e-file?
E-file uses computer software or an Internet application that enables you or your tax preparer to file your income tax return electronically. It is the fastest and most accurate way to file your income tax return. E-file combined with direct deposit is the fastest way to receive your refund.
Department of Tax & Finance: E-file information for individuals
The NYS Department of Taxation and Finance Web site provides detailed information about electronic filing for individuals.