The National Underwriter discusses bypass trusts after portability:

Bypass trusts have long been used by married couples to reduce their tax liabilities, for both potential gift taxes as well as any possible reduction in taxable assets that transfer between spouses on the occasion of one of their deaths. But the new rules regarding portability have reduced some of the benefits of bypass trusts.

via Bypass trusts after portability | LifeHealthPro.

Posted by Lewis J. Saret, Co-General Editor, Wealth Strategies Journal.