Hi Yes you can claim the disability tax credit and other tax benefits. But you must qualify. There are booklets available from Revenue Canada if you telephone. You may need to buy /borrow a tax book CPP disability can be harder to get in recent years.You should be able to find out what the requirements are Check the blue pages in the phone book for Federal Government numbers It may take time . I would be interested in hering your results Call lyour local parkinson society Thats probably the place to start Anne Rutherford