(a) After a permit application for a major project is complete (see provisions of sections 621.3, 621.4 and 621.6 of this Part), and notice in accordance with section 621.7 of this Part has been provided, the department must evaluate the application and any comments received to determine whether a public comment hearing will be held, whether the department will refer the matter to OHMS for adjudicatory proceedings pursuant to Part 624 of this Title, or that neither is necessary. This must be done
(a) The department may issue a general permit, upon application or on its own initiative, to cover a category of point sources of one or more discharges within a stated geographical area that: (1) involve the same or substantially similar types of operations; (2) discharge the same types of pollutants; (3) require the same effluent limitations or operating conditions; (4) require the same or similar monitoring; and (5) that will result in minimal adverse cumulative impacts. (b) Discharges may be