<h1>Deduction for dependant with disability requires Form 30, supported by medical certification, filing details, and electronic verification.</h1> Deduction for maintenance, medical treatment, training and rehabilitation of a dependant with disability is supported by Form 30, which must be filed by a resident individual claiming expenditure for a dependant with disability or payments under an approved scheme. The form is filed with the return of income, supported by the medical authority certificate, and requires completion of assessee details, patient and disability particulars, upload of the signed verification, and e-verification through DSC or Aadhaar.