The provisions of this subchapter establish the public notice process for treated marine seawater discharge permits and off-shore discharge permits from marine seawater desalination projects under Texas Water Code, Chapter 18. For the purposes of this subchapter, the terms "Treated marine seawater," "Off-shore discharges," and "Marine seawater desalination project" have the same meaning as the definitions of these terms found in §318.2 of this title (relating to Definitions).