Mold Removal and Repair Permits in Yonkers
Everything here is filed with the city at 20 South Broadway, and the plumbing repair behind the mold is the part that needs approval.
Mold Remediation quote in Yonkers
Tell us what you can see, where the water came from, and whether the building is yours or somebody else's. That is usually enough for us to say which trade you need, and who is on the hook for paying, before anyone comes out.
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Two licenses and one office, before a Yonkers crew starts
Check the contractor's city paperwork as well as the state paperwork. Before a permit is issued to renovate an existing dwelling of one to three families, Yonkers requires a Home Improvement Contractor's License from its own Consumer Protection Bureau, and anyone offering to expedite the filing needs a separate Expeditor's License from the same bureau. A state mold remediation license does not cover either of those. On the mold side itself the city line works in your favor: no local law here bars a landlord's own staff from the work, so the state exemption stands and your own people may lawfully do it on your own building.
City license on top of the state license
A Home Improvement Contractor's License from the Consumer Protection Bureau is required before a permit on a one to three family renovation.
The plumbing fix is the permitted part
Plumbing work needs the Director's approval on an application. Only minor repairs to an existing system are exempt, which is a narrower door than most quotes assume.
Your own staff may lawfully do the mold work
No equivalent of the city bar applies here, so the state exemption for an owner or their full time employees on their own building stands.
What the Yonkers permit route adds to a removal job

The Yonkers Department of Housing and Buildings states that before a permit is obtained to renovate an existing dwelling of one to three families, the City of Yonkers requires a Home Improvement Contractor's License obtained from the city's Consumer Protection Bureau, and that anyone providing expediting services needs a separate Expeditor's License from the same bureau.
Source: City of Yonkers Department of Housing and Buildings, accessed 2026-09-16
Building permits, certificates of occupancy, inspections and housing complaints in Yonkers go to the city's own Department of Housing and Buildings at 20 South Broadway, third floor, not to Westchester County. Under the city code, plumbing work requires the Director's approval on an application, with an exemption only for minor repairs to an existing system known in the trade as jobbing.
Source: City of Yonkers Department of Housing and Buildings, accessed 2026-09-16
In a Bronx building of ten or more dwelling units, New York City Administrative Code section 24-154 bars the owner, the managing agent and their employees from performing mold assessment, abatement or remediation on an area larger than ten square feet, and requires an Article 32 licensee instead. In Yonkers, Mount Vernon, New Rochelle and Pelham no equivalent local law applies, so the state exemption in Labor Law section 933 stands and the same landlord's own staff may lawfully do the work.
Source: The City of New York, Local Law 61 of 2018; New York State Senate, accessed 2026-09-16
What mold remediation involves in Yonkers


Who issues the permit behind a Yonkers removal
The removal itself is the straightforward half of a Yonkers job. The awkward half is the repair that stops the water, because that is where the permits sit. Building permits, certificates of occupancy, inspections and housing complaints all go to the city's own Department of Housing and Buildings at 20 South Broadway, third floor, and Westchester County issues nothing here. Plumbing work needs the Director's approval on an application, with an exemption only for the minor repairs the trade calls jobbing, so the pipe behind the wall is usually the permitted item rather than the wall.

Planning a Yonkers strip out?
Tell us what the repair involves and we will say which permits it needs.
What Yonkers owners ask about permits and licensing
Does the county issue any of this?
No. Yonkers runs its own building department, and the county's own contact list shows Yonkers, Mount Vernon, New Rochelle, Pelham and Pelham Manor each operating separately. Sending an application to the county is a wasted week.
If my own maintenance man may do the mold work, why hire anyone?
Sometimes you should not, and that is a legitimate answer here. Where it is worth hiring out is when the area is large, when the material is likely to hide asbestos or lead paint, or when you want an independent written record of the condition and the clearance that your own staff cannot produce.
Tell us what is behind the wall
Plumbing usually needs an application. Patch and paint usually does not.