See
your state's disabled parking placard rules, but generally they're for mobility disabilities. In Massachusetts:
To obtain disability plates, a placard or a disability veteran plate, you must be a Massachusetts resident. A Massachusetts registered and licensed physician, chiropractor, registered nurse, physician's assistant, osteopath, optometrist (for legally blindness only) or podiatrist must certify that you meet one of the following conditions:
- Cannot walk 200 feet without stopping to rest.
- Cannot walk without the assistance of another person, prosthetic aid or other assistive device.
- Are restricted by lung disease to such a degree that your forced (respiratory) expiratory volume (FEV) in 1 second, when measured by spirometry, is less than 1 liter.
- Use portable oxygen.
- Have a Class III cardiac condition according to the standards set by the American Heart Association.
- Have a Class IV cardiac condition according to the standards set by the American Heart Association. A customer in this condition must surrender their license.
- Have Class III or Class IV functional arthritis according to the standards set by the American College of Rheumatology.
- Have Stage III or Stage IV anatomic arthritis according to the standards set by the American College of Rheumatology.
- Have been declared legally blind (please attach copy of certification). A customer in this classification must surrender their license.
- Have lost one or more limbs or permanently lost the use of one or more limbs.