The proposed rule amendments would: (1) expand modifications of CUPs by letter; (2) clarify the procedures and criteria for all CUP modifications (including letter modifications); (3) revise and update permit limiting conditions and repeal outdated permit conditions; (4) condense the water use type categories; (5) revise and update the CUP application form; (6) adopt Water Use Record (EN-50) and Water Use Reporting (EN-51) forms; (7) define “domestic use”; (8) change the drought frequency used in determining the supplemental irrigation needed for agriculture from a two in ten year drought to a one in ten year drought; (9) define “one in ten year drought” and repeal the definition of “two in ten year drought”; (10) clarify the requirements for supplemental irrigation models and expand the types of such models allowed; (11) clarify permit transfer criteria; (12) clarify monitoring requirements for water withdrawal quantities; (13) reduce water use reporting requirements for certain small users if they annually submit an “Annual Statement of Continuing Use”; (14) clarify who must submit a water conservation plan as part of a CUP application; and (15) miscellaneous conforming changes.