National Internal Revenue Code (NIRC)
Section 254. Attempt to Evade or Defeat Tax. - Any person who willfully attempts in any manner to evade or defeat any tax imposed under this Code or the payment thereof shall, in addition to other penalties provided by law, upon conviction thereof, be punished by a fine not less than Thirty thousand (P30,000) but not more than One hunderd thousand pesos (P100,000) and suffer imprisonment of not less than two (2) years but not more than four (4) years: Provided, That the conviction or acquittal obtained under this Section shall not be a bar to the filing of a civil suit for the collection of taxes.