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How to report an error or ask a question about Korea Tools.
If a figure looks wrong, a rule has changed, or a page does not work on your device, please email us. Mentioning the page address, what you entered and what you expected to see helps us check it quickly.
Corrections are checked against the official source before a page is changed, so it helps if you can point to the notice or page that shows the correct value.
We read every message but cannot give personal tax, legal, immigration or medical advice. For decisions that matter, contact the agency or company responsible, such as the store, the refund operator, the transit operator or the examination body.