When you want for death with joint ownership, you actually effectively do is delay tax compensation. What you lose when you plan this strategy is the tax benefit that married couples are provided. Each person has a certain tax exemption on the subject paying estate taxes ($3.5M for 2009, No tax in 2010, then $1M in 2011 and beyond). But with joint ownership planning, you lose among those exemptions all for the sake of delaying payments. Each married couple should be preparing two tax exemptions. ...