The short answer
On Long Island, the abutting property owner is responsible for maintaining the sidewalk in front of their property. This means you — not Hempstead Town, not Suffolk County, not New York State — are on the hook for repair, permits, and any trip-and-fall liability tied to a defective slab.
How Nassau and Suffolk differ from NYC
NYC concentrates sidewalk violations through one agency (NYC DOT). Long Island doesn't. Every Nassau village and every Suffolk town issues its own violation notices through its own code enforcement office, with its own cure window and its own permit process.
That fragmentation is why most NYC violation removal companies stop at the borough line — they aren't set up for 30+ different municipal processes.
Trip-and-fall liability
If a pedestrian trips on your sidewalk and is injured, you can be named in the lawsuit even if the town issued the original violation notice. Your homeowner's policy may cover the claim, but premiums increase and the deductible applies.
The fastest way to clear liability is to fix the defect, document the repair, and confirm the violation closure in writing with the municipality.
What to do if you receive a violation notice
1. Photograph the notice. 2. Note the cure deadline. 3. Get a written estimate from a licensed Long Island sidewalk contractor. 4. Sign and pull the village permit. 5. Schedule the repair before the deadline. 6. Confirm inspection and closure in writing.
Ignoring the notice typically escalates to a fine, then a lien on the property, and ultimately a town-performed repair billed back at 2–3× the private rate.