Article 91. A. A fine of not exceeding Three Thousand Pesos (P3,000.00) or imprisonment for not more than three (3) years, or both such fine and imprisonment, in the discretion of the Court, shall be imposed upon any person who commits any of the following acts:

  1. Appropriation of water without a water permit, unless such person is expressly exempted from securing a permit by the provisions of this Code.

  2. Unauthorized obstruction of an irrigation canal.

  3. Cultivation of a river bed, sand bar or tidal flat without permission.

  4. Malicious destruction of hydraulic works or structure valued at not exceeding Twenty-Five Thousand Pesos (P25,000.00).

B. A fine exceeding Three Thousand Pesos (P3,000.00) but not more than Six Thousand Pesos (P6,000.00) or imprisonment exceeding three (3) years but not more than six (6) years, or both such fine and imprisonment in the discretion of the Court, shall be imposed on any person who commits any of the following acts:

  1. Distribution for public consumption of water which adversely affects the health and safety of the public.

  2. Excavation or enlargement of the opening of a hot spring without permission.

  3. Unauthorized obstruction of a river or waterway, or occupancy of a river bank or seashore without permission.

  4. Establishment of a cemetery or a waste disposal area near a source of water supply or reservoir for domestic municipal use without permission.

  5. Constructing, without prior permission of the government agency concerned, works that produce dangerous or noxious substances, or performing acts that result in the introduction of sewage, industrial waste, or any substance that pollutes a source of water supply.

  6. Dumping mine tailings and sediments into rivers or waterways without permission.

  7. Malicious destruction of hydraulic works or structure valued at more than Twenty-Five Thousand Pesos (P25,000.00) but not exceeding One Hundred Thousand Pesos (P100,000.00).

C. A fine exceeding Six Thousand Pesos (P6,000.00) but not more than Ten Thousand Pesos (P10,000.00) or imprisonment exceeding six (6) years but not more than twelve (12) years, or both such fine and imprisonment, in the discretion of the Court, shall be imposed upon any person who commits any of the following acts:

  1. Misrepresentation of citizenship in order to qualify for water permit.

  2. Malicious destruction of hydraulic works or structure, valued at more than One Hundred Thousand Pesos (P100,000.00).