1. Whenever any local board of health in any incorporated village shall deem the sewers of such village insufficient to properly and safely sewer such village, and protect the public health, it shall certify such fact in writing, stating and recommending what additions or alterations should in the judgment of such board of health be made, with its reasons therefor, to the commissioner for his approval.

2. If such recommendations shall be approved by the commissioner, and the plans therefor be approved by the department, it shall be the duty of the board of trustees or other board or officials of such village having jurisdiction of the construction of sewers therein, whether sufficient funds shall be on hand for such purpose or not, to forthwith make such additions to or alterations in the sewers of such village and execute such recommendations.

3. The expenses of such additions to, or alterations to the sewerage of such village shall be paid for wholly by said village in the same manner as other village expenses are paid or by an assessment of the whole amount against the property benefited, or partly by the village and partly by an assessment against the property benefited, as the board of trustees of such village shall by resolution determine.

4. If the board of trustees shall determine that such expenses shall be paid partly by the village and partly by an assessment against the property benefited, as authorized by this section, it shall in the resolution making such determination fix the proportion of such expense to be borne by each, and the proportion thereof to be raised by an assessment against the property benefited shall be assessed and collected in the same manner provided by the Village Law for the assessment and collection of sewer assessments.

5. Said village is hereby authorized to raise such sum as may be necessary for the payment of the expenses incurred, which are a village charge, if any, as herein provided, in addition to the amount such village is now authorized to raise by law for corporation purposes, and such board shall have the right to acquire such lands, right of way, or other easements, by gift, or purchase, or in case the same cannot be acquired by purchase may acquire the same by condemnation in the manner provided by law.