Value-added and Non-value-added Business Tax Act Article 52

A business entity found to have failed to issue uniform invoices or understated sales amount on uniform invoices before the statutory period for filing a tax return, in addition to paying the tax calculated on the basis of the understated or omitted sales amount at the prescribed tax rate, shall be fined no more than 5 times the amount of the tax evaded. But the amount of fines shall not exceed NT$1,000,000.Business entities found to have the aforementioned circumstance and committed such a violation three times within a one-year period shall be suspended from business operation.
中文原文 加值型及非加值型營業稅法第52條
營業人漏開統一發票或於統一發票上短開銷售額,於法定申報期限前經查獲者,應就短漏開銷售額按規定稅率計算稅額繳納稅款,並按該稅額處五倍以下罰鍰。
但處罰金額不得超過新臺幣一百萬元。
營業人有前項情形,一年內經查獲達三次者,並停止其營業。

English translation for reference only; the Chinese text prevails. Not legal advice.