Senate amendment makes the following changes to 4th edition. Amends GS 115C-218.90, removing proposed subsection (4a), which permitted the board of directors of a municipal charter school to elect to become a participating employer in the Teachers' and State Employees' Retirement System and the State Health Plan for Teachers and State Employees. Deletes Section 7, amending GS 135-4(cc) by removing provision for employees of a charter school operated by a municipality to participate in the retirement system for teachers and State employees. Deletes Section 8, amending GS 135-5.3 to remove provision for the board of directors of a charter school operated by a municipality to elect to become a participating employer in the State employees retirement system. Deletes Section 9, amending GS 135-48.47, removing provision that prevented employees of a charter school operated by a municipality from participating in the State Health Plan. Deletes Section 10, amending GS 135-48.54, to remove provision for the board of directors of a charter school operated by a municipality to elect to become a participating employer in the State employees retirement system.