If any violation of this subchapter has not been corrected as set forth in a notice of violation, within 15 days of said notice, or the exhaustion of any appeal, the Town Council may, but is not required to, take all measures necessary to abate the violation and/or restore the property. The costs of abatement or restoration shall be assessed against the owner of the property and may be filed as a lien against the property in the amount of the assessment, or reduced to a judgment lien.