Home improvements for medical reasons are tax deductible, but only to the extent that they do not increase the value of the home. Consult with a realtor to make this determination. Note: Improvements to accommodate a disability (e.g., a ramp for wheelchair access) are deductible without regard to any increase in property value.
Depreciation methods that allow faster write-offs than straight-line rates in the earlier periods of the useful life of an asset. For example, in the first few years of recovery, MACRS allows a 200% double declining balance write-off, twice the straight-line rate.