Notwithstanding any provision of 71 Pa.C.S. (relating to State government) or other law to the contrary, and notwithstanding any actuarial calculation resulting in any employer contribution rate previously made and certified by the State Employees' Retirement Board pursuant to 71 Pa.C.S. for the fiscal year beginning July 1, 2010, and ending June 30, 2011, the composite employer contribution rate to determine contributions by the Commonwealth and other employers to the State Employees' Retirement System for the fiscal year beginning July 1, 2010, and ending June 30, 2011, shall be 1% of compensation greater than the composite employer contribution rate for the immediately prior fiscal year. In addition to the temporarily limited composite employer contribution rate established by this section, the Commonwealth and other employers whose employees are active members in the State Employees' Retirement System shall make the contributions to fund the Benefits Completion Plan established under 71 Pa.C.S. § 5941 (relating to benefits completion plan) as certified by the State Employees' Retirement Board.