The size of imitations must be either at least 200 percent or at most 50 percent of the respective banknote while maintaining that banknote's length-to-width ratio.
|actual size(100%)||reduced size
(50% or less)
(200% or more)
|50,000-won note||154×68 mm||109×48 mm or less||217×97 mm or more|
|10,000-won note||148×68 mm||104×48 mm or less||210×97 mm or more|
|5,000-won note||142×68 mm||100×48 mm or less||201×97 mm or more|
|1,000-won note||136×68 mm||96×48 mm or less||193×97 mm or more|