(B) An independent testing laboratory's certification expires three years after the date of certification.
(C) A certified independent testing laboratory may request renewal of the certification by completing and submitting, not less than ninety days before the expiration of the certification, the information required by the commission and paying a certification fee as described in rule 3772-15-03 of the Administrative Code.
(D) All certified independent testing laboratories shall undergo an investigation at least once every three years, as determined by the commission, to verify that each certified independent testing laboratory remains in compliance with Chapter 3772. of the Revised Code and the rules adopted thereunder.
(E) The independent testing laboratory requesting certification or requesting renewal certification shall provide all information, documents and materials at the independent testing laboratory's sole expense and cost and shall bear the cost of the investigation.
(F) The independent testing laboratory must clearly identify those portions of the information submitted that it deems to be confidential, proprietary commercial information or trade secrets. Information provided as part of the certification process shall be open to public inspection to the extent permitted by section 149.43 of the Revised Code and consistent with section 1333.61 of the Revised Code.