State operating permits issued pursuant to Neb. Rev. Stat. § 81-1505(11) prior to July 16, 2004, shall continue in effect until superseded by a National Pollutant Discharge Elimination System (NPDES) permit issued by the Department, unless otherwise revoked by the Department or exempted by these regulations. State operating permits issued to small or medium animal feeding operations that have not been required to seek coverage under a NPDES permit shall automatically expire at midnight on December 31, 2005, without further administrative action by the Department.
130 Neb. Admin. Code, ch. 2, § 006