Water Purifier Rental Cancellation Fee Calculator (Korea)

Works out the early-termination fee for a Korean rental contract (water purifier etc.) under the Fair Trade Commission's dispute-resolution standard.

How to use

  1. Enter the monthly rent, start date, mandatory-use period in months and the cancellation date.
  2. Read the fee, then copy the reference letter (Korean).

FAQ

What is the rule?

Over one year of mandatory use: 10% of the remaining rent. One year or less: the smaller of 30% of the remaining rent and 10% of total rent. Korea-specific and in Korean.

AI agents: this calculation is available over an API without the form — see /llms.txt and the tool list at /api/calc; confirm the final result on this page.

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