Welcome to NYC DEP's Tier II Filing System (T2FS)

Due to covid-19 our staff is available to assist by emailing us at deptier2@dep.nyc.gov or call us at 718-595-4659.

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If you do not have an existing account, please click on the Register button below to begin signing up for a new account.

We recommend using the latest version of Microsoft Edge, Google Chrome, or Mozilla Firefox to prevent any unexpected browser errors from occurring from loading, saving, or downloading information. Also, please enable Javascript in your browser settings and turn off any pop-up blockers you may have. Contact your supplier to get the Safety Data Sheet (SDS) for each reportable substance that the facility will be reporting on the Tier II report.