The owner of any commercial real property who meets the requirements of PCC 13.04.045 may submit an application to the Department for a commercial sewer conservation loan for up to 90 percent of the estimated total cost for any required sewer pretreatment facilities not to exceed a maximum loan amount of $50,000. Any such loan shall be secured by a lien against the title of the commercial real property and shall be subject to the Department's terms and conditions including, but not limited to, the payment of a nonrefundable application fee and the filing fees for the recording and release of the lien.