Section 64. Should the report contain uncertainties, or should cooperation between the National Authority and th

64. Should the report contain uncertainties, or should cooperation between the National Authority and the inspectors not measure up to the standards required, the Director-General shall approach the State Party for clarification. 64. At the end of an active destruction phase, inspectors shall make an inventory of the chemical weapons, that have been removed from the storage facility, to be destroyed. They shall verify the accuracy of the inventory of the chemical weapons remaining, employing inventory control procedures as referred to in paragraph 62. Systematic on-site verification measures at chemical weapons destruction facilities 64. A request to use a chemical weapons production facility for purposes not prohibited under this Convention may be made for any facility that a State Party is already using for such purposes before this Convention enters into force for it, or that it plans to use for such purposes.