An operator shall commence the reclamation of the area of land affected by its operation contemporaneous with the surface mining of that area in accordance with a plan of reclamation required by the mined-land conservation and reclamation act and rules and regulations adopted pursuant thereto. Except as otherwise provided in the mined-land conservation and reclamation act or rules and regulations adopted pursuant thereto, grading shall be kept current with the operation as required herein, and no permit or supplement to a permit shall be issued if these practices are not current.