Westchester County · checked 2026-09-02 · Source-backed guide

Westchester County business certificate filing guide

Sole proprietor

Authority and fee for this entity route. Choose your entity below before filing.

Authority: Westchester County County ClerkSource: www.westchesterclerk.com official record · retrieved
Supporting excerptWestchester County County Clerk
Official fee: $35Source: www.westchesterclerk.com official record · retrieved
Supporting excerpt$35
Form: BUSINESS CERTIFICATESource: www.westchesterclerkny.gov official record · retrieved
Supporting excerptBUSINESS CERTIFICATE

Read official guidance →Source: www.westchesterclerk.com official record · retrieved

Supporting excerptOfficial destination title: Westchester County Clerk

What Westchester County calls a DBA

The official term documented here is business certificate.

Source: www.westchesterclerk.com official record · retrieved
Supporting excerptbusiness certificate

Westchester County uses “business certificate,” not the Texas term used by the other local records in this group.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • business certificate

The verified entity rule sends sole proprietors and general partnerships using an assumed name to the county clerk.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • business certificate
  • Westchester County County Clerk
  • Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

It does not place corporations, limited partnerships, or LLCs on this county path.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.

Westchester County County Clerk is the identified authority, and the supported county fee is thirty-five dollars.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
  • $35
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

Rules by legal entity type

Jump to the entity that already exists. Each section keeps its own authority, fee, exceptions, and official evidence.

Build a personal filing plan for Westchester County →

Sole proprietor

Required: Yes, when the documented conditions apply.Source: www.westchesterclerkny.gov official record · retrieved
Supporting excerptPursuant to Section 130 of the New York State General Business Law, if you are conducting any business in the County of Westchester under a name other than your own, and are not a corporation, limited partnership or limited liability company, you must file a Business Certificate indicating your Westchester County address in our office.
Authority: Westchester County County ClerkSource: www.westchesterclerk.com official record · retrieved
Supporting excerptWestchester County County Clerk
When this route applies: Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.Source: www.westchesterclerk.com official record · retrieved
Supporting excerptSole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.
Official form: BUSINESS CERTIFICATESource: www.westchesterclerkny.gov official record · retrieved
Supporting excerptBUSINESS CERTIFICATE
Form destination: https://www.westchesterclerkny.gov/files/Legal/BusinessCert.pdfSource: www.westchesterclerkny.gov official record · retrieved
Supporting excerptBUSINESS CERTIFICATE
Online filing link: Not confirmed in this guide.
Official fee: $35Source: www.westchesterclerk.com official record · retrieved
Supporting excerpt$35
Effective duration: Not confirmed in this guide.
Renewal: Not confirmed in this guide.
Changes or amendments: Whenever a filed certificate no longer accurately states the required facts, or within thirty days after a change, an amended certificate shall be filed.Source: www.nysenate.gov official record · retrieved
Supporting excerptWhenever a filed certificate no longer accurately states the required facts, or within thirty days after a change, an amended certificate shall be filed.
Abandonment or cancellation: If the business is discontinued, a certificate of discontinuance may be filed with the county clerk with whom the original certificate was filed.Source: www.nysenate.gov official record · retrieved
Supporting excerptIf the business is discontinued, a certificate of discontinuance may be filed with the county clerk with whom the original certificate was filed.
Important exclusions: Not confirmed in this guide.
Mail filing: When submitting your forms by mail, please provide a self-addressed stamped envelope and note that credit cards and cash are not accepted. Our office is located at 110 Dr. Martin Luther King, Jr. Blvd., Room 330, White Plains, NY 10601Source: www.westchesterclerkny.gov official record · retrieved
Supporting excerptWhen submitting your forms by mail, please provide a self-addressed stamped envelope and note that credit cards and cash are not accepted. Our office is located at 110 Dr. Martin Luther King, Jr. Blvd., Room 330, White Plains, NY 10601
In-person filing: If you are submitting forms in person, a staff member can act as notary public as long as you are able to present valid identification.Source: www.westchesterclerkny.gov official record · retrieved
Supporting excerptYou can submit these forms in person or by mail. If you are submitting forms in person, a staff member can act as notary public as long as you are able to present valid identification.

Why this local filing matters

The official label is Business Certificate, the local entity branch includes sole proprietors and general partnerships, and the clerk’s supported fee is thirty-five dollars.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
  • $35
  • Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

It also contains two distinct post-filing rules that the Texas records here do not share: an amended certificate tied to inaccurate facts or a thirty-day change period, and a certificate of discontinuance filed where the original was lodged.

Official sources and supporting excerptsSource: www.nysenate.gov official record · retrieved
  • Whenever a filed certificate no longer accurately states the required facts, or within thirty days after a change, an amended certificate shall be filed.
  • If the business is discontinued, a certificate of discontinuance may be filed with the county clerk with whom the original certificate was filed.

This page deliberately stops when its structured sources cannot support a practical next step.

How to file through the authority

The official handoff is the Westchester County Clerk website.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

The retained record confirms a thirty-five-dollar filing fee but does not verify a particular form name, downloadable form address, online filing service, mail route, or walk-in procedure.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • $35

A sole proprietor or general partnership should use the clerk’s current material to obtain those mechanics and confirm the price before submitting.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
  • $35
  • Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

The county path should not be used merely because a business operates in New York; the verified rule is tied to the named entity categories and an assumed business name.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.

DBA Filing Guide does not furnish substitute paperwork, collect filing details, or receive the clerk’s charge.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • business certificate
  • Westchester County County Clerk
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

Renewal, amendment, and abandonment

Change handling is more definite: when a filed certificate no longer accurately states required facts, or within thirty days after a change, an amended certificate shall be filed.

Official sources and supporting excerptsSource: www.nysenate.gov official record · retrieved
  • Whenever a filed certificate no longer accurately states the required facts, or within thirty days after a change, an amended certificate shall be filed.

Discontinuance has a separate supported option—a certificate of discontinuance may be filed with the county clerk that received the original certificate.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk
Source: www.nysenate.gov official record · retrieved
  • If the business is discontinued, a certificate of discontinuance may be filed with the county clerk with whom the original certificate was filed.

The thirty-day amendment language must not be mistaken for a newspaper deadline or renewal period.

Official sources and supporting excerptsSource: www.nysenate.gov official record · retrieved
  • Whenever a filed certificate no longer accurately states the required facts, or within thirty days after a change, an amended certificate shall be filed.

Publication and notice

Publication could not be confirmed for all covered entity types. No requirement or exemption is asserted.

Next steps: self-file first

Confirm first that the filer is a sole proprietor or general partnership using an assumed name.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • business certificate
  • Sole proprietors and general partnerships using an assumed name file a Business Certificate with the county clerk.

Then open Westchester County Clerk’s official site, verify the thirty-five-dollar fee, and obtain its current business-certificate form and submission instructions.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
  • $35
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

If facts on an existing certificate cease to be accurate, treat the supported thirty-day amendment language as a reason to consult the clerk promptly.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk
Source: www.nysenate.gov official record · retrieved
  • Whenever a filed certificate no longer accurately states the required facts, or within thirty days after a change, an amended certificate shall be filed.

If the business is discontinued, locate the certificate of discontinuance and use the clerk that holds the original filing.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk
Source: www.nysenate.gov official record · retrieved
  • If the business is discontinued, a certificate of discontinuance may be filed with the county clerk with whom the original certificate was filed.

Ask the authority about duration, renewal, and publication because the present evidence gives no answer.

Official sources and supporting excerptsSource: www.westchesterclerk.com official record · retrieved
  • Westchester County County Clerk
Source: www.westchesterclerk.com official record · retrieved
  • Official destination title: Westchester County Clerk

Paid help, if offered later, is optional. This independent guide does not submit filings or accept government fees.

Official sources

Source dates record retrieval, not a promise that every rule changed that day. How we research, verify, and handle missing information.