As used in this chapter, unless the context otherwise requires:
1. “Board” means the utilities board within the department of commerce created in section 474.1.
2. “Communication impairment” means the inability to use the telephone for communication without a telecommunications device for the deaf.
3. “Council” means the dual party relay council established in section 477C.5.
4. “Dual party relay service” or “relay service” means a communication service which provides communication-impaired persons access to the telephone system functionally equivalent to the access available to persons not communication-impaired.
5. “Telecommunications device for the deaf” means any specialized or supplemental telephone equipment used by communication-impaired persons to provide access to the telephone system.
91 Acts, ch 194, §2