Specification of a Tactile Identifier for Use with Telecommunication Cards - Series E: Overall Network Operation Telephone Service Service Operation and Human Factors Operation Numbering Routing and Mobile Services - International Operation - General Prov
The scope of this Recommendation is currently limited to prepaid telephone cards of the ID-1 format.NOTE-Further investigation is needed to determine whether the scope of this Recommendation should be extended to include telecommunication chargefcailing cards and other cards used in telecommunication applications (e.g.debidcredit cards).