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Interior Contract Checklist

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From quotation to defect repair

The number one dispute is ‘lack of quotation and contract specifications.’ Install the lock step by step.

4 step26 item

estimate 0/7 contract 0/7 process 0/6 Repair of defects 0/6

1. Compare quotes

Get quotes from 3 to 5 places

essential

Material: Request to specify brand + product number + grade

essential

Construction scope: location + work + non-work stipulation

essential

Check whether demolition, electricity, and equipment are included

essential

Unification of VAT included/separate labeling

essential

Check the difference in cash price/card price

recommended

Check recent construction portfolio and reviews

recommended

2. Contract

Use of Fair Trade Commission standard contract

essential

Payment: 10-30% down payment → interim payment → 10% balance (after move-in inspection)

essential

Attached bill of materials (part number/grade)

essential

Additional construction price list attached

essential

Delay compensation clause (1/1000~1/1500 per day)

essential

Defect warranty period specified (1 year for wallpapering, 2 years for flooring and tiles, 3 to 5 years for waterproofing)

essential

Indoor air quality obligation (TVOC, formaldehyde)

recommended

3. Process

Prior reporting to the management office (noise, elevator, entry and exit)

essential

Neighbor understanding (notice/small gift)

recommended

Receive separate estimates for additional construction items after demolition

essential

On-site photo recording for each major process completed

essential

Attend 24-hour water leak test when waterproofing

essential

Remit after completion of inspection before remitting the balance

essential

4. Repair of defects

Organize a list of defects within 1-2 weeks of moving in (photo + location)

essential

List of defects and notify the construction company in writing

essential

After agreeing on the defect repair schedule, keep the reply

essential

If unresolved, apply for dispute mediation to the Korea Consumer Agency

conditional

Storage of spare materials (1~2 boxes for repairs)

recommended

Store defect warranty, contract, and estimate in one folder

essential

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