Sec. 64.607  Provision of hearing aid compatible telephones by exchange 
          carriers.

    In the absence of alternative suppliers in an exchange area, an 
exchange carrier must provide a hearing aid compatible telephone, as 
defined in Sec. 68.316 of this chapter, and provide related installation 
and maintenance services for such telephones on a

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detariffed basis to any customer with a hearing disability who requests 
such equipment or services.

[ 61 FR 42185 , Aug. 14, 1996]