Free tool · new construction
Warranty deadline calculator
Pick a closing date and a common warranty shape. We show the 1-, 2-, and 10-year expiry dates plus the 11-month and 23-month walkthrough targets — then you can download a calendar file or print a checklist. Runs entirely in your browser on northstave.app. Nothing is uploaded.
Your dates
Closing February 15, 2026. Confirm every date against your builder's packet — templates vary.
- 1-year workmanship ends
- February 15, 2027
- 2-year systems ends
- February 15, 2028
- 10-year structure ends
- February 15, 2036
- 11-month walkthrough
- January 15, 2027
- 23-month check-in
- January 15, 2028
11-month walkthrough checklist
Walk the house about a month before the 1-year workmanship window ends (target January 15, 2027). Mark defects while they're still covered.
- Exterior: siding, trim, caulk, grading, drainage
- Roof and gutters: leaks, flashing, downspouts
- Windows and doors: seals, hardware, condensation
- Interior finishes: drywall cracks, paint, flooring
- Kitchen and baths: plumbing leaks, cabinets, appliances
- HVAC: airflow, filters, thermostat, condensation lines
- Electrical: outlets, switches, GFCI, fixtures
- Attic and basement/crawl: moisture, insulation, pests
- Photograph every item; note room and date
- Submit claim packet before the 1-year expiry
Building Closeout for this job
Closeout (working name) is the new-construction punch-list app behind this calculator — photograph defects, pin them on a floor plan, and hit every warranty deadline before coverage expires.
“Email me” opens your mail app with a short note to hello@northstave.app. No mailing list signup.