There is no specific term or legal concept known as the "letter of incapacitation." However, a letter of incapacitation may refer to a document or letter written by a medical professional or authority confirming an individual's inability to make decisions or perform certain activities due to physical or mental health ...
A disability letter from your doctor should explain your medical condition and provide supporting medical evidence. This could include: A detailed explanation of your condition and limitations. Medical evidence of your condition and limitations.
If your claim goes to the appeal level, a doctor's letter ? referred to as a medical source or residual functional capacity (RFC) statement ? must specify why the doctor believes you are disabled and unable to work.
Make Sure the Letter Includes Details Tell your doctor that, while you appreciate it, a letter that only indicates that you are ?unable to work? is not enough. Ask him to discuss your specific limitations and how they adversely affect your ability to do your job.
You should start by setting out what your impairment/s is/are, i.e. you might have a condition that has a medical name or diagnosis. It is also important to talk about what the actual impairments or symptoms arising from the condition are.