The cost of housekeeping services are never a deductible medical expense; only personal care services may be deductible under certain conditions. However, the cost of housekeeping services incurred to enable you to work may qualify for a dependent care tax credit. To be eligible for this credit, the nonworking spouse must be physically or mentally incapable of self-care. Whether your wife meets this condition is up to your doctor.
Shifting income to a later year, such as where you defer taxable interest to the following year by purchasing a T-bill or savings certificate maturing after the end of the current year. Investments in qualified retirement plans provide tax deferral.