The DTC recognizes conditions causing a person to be unable to hear so as to understand a person familiar with them in a quiet setting.
You can't hear well enough to understand a friend talking in a quiet place, or it takes you three times longer to understand than someone your age, even if you use special help like therapy or medication
Dependence on visual cues or assistive devices
Your condition affects you almost all the time, about 90% or more
Your impairment has lasted or is expected to last for a continuous period of at least 12 months
Profound or severe hearing loss
Tinnitus causing communication barriers
Deafness
Ménière’s disease
Occupational noise exposure
Must be certified by a medical doctor, nurse practitioner, or an audiologist