These rules and regulations were first promulgated on May 15, 1990; they have been subsequently amended on December 18, 1990, December 17, 1991, June 19, 2002, October 2, 2002, September 17, 2003, December 1, 2004, May 1, 2008, October 16, 2018, October 30, 2018, March 18, 2021, March 7, 2022, April 14, 2022 and September 20, 2023 and shall apply, as amended, to all applications and requests pending and filed after that date.