Code of Federal Regulations Title 47. Telecommunication § 47.1.718 Unsatisfied informal complaints;  formal complaints relating back to the filing dates of informal complaints

When an informal complaint has not been satisfied pursuant to § 1.717, the complainant may file a formal complaint with this Commission in the form specified in § 1.721. Such filing will be deemed to relate back to the filing date of the informal complaint:  Provided, That the formal complaint:  Is filed within 6 months from the date of the carrier's response, or if no response has been filed, within 6 months of the due date for the response;  makes reference to the date of the informal complaint, and is based on the same cause of action as the informal complaint. If no formal complaint is filed within the 6–month period, the informal complaint proceeding will be closed.