authorization letter as a ration agent
47 CFR § 64.1130 - Letter of agency form and content.
(a) A telecommunications carrier may use a written or electronically signed letter of agency to obtain authorization and/or verification of a subscriber's ...
Letter of Agent Authorization - DC Office of Tax and Revenue
Type: General Form Form: Letter of Agent Authorization Filing Date: As necessary.
Letter of Agency - Wikipedia
A Letter of Agency (LOA) is a document authorizing a telecommunications provider to act on a consumer's behalf. Some vendors may also call this a Letter of ...