The vehicle for this effort is a Multilateral Convention on Mutual Administrative Assistance in Tax Matters.

FORBES: With Obama's Help, OECD Wants A World Tax Organization

For all intents and purposes, the Multilateral Convention outlaws certain pro-growth tax policies and discourages others.

FORBES: With Obama's Help, OECD Wants A World Tax Organization

Plus, the OECD Multilateral Convention on Mutual Administrative Assistance in Tax Matters wasamended to allow non-OECD and non-Council of Europe members to join.

FORBES: Will IRS Get Fat Off FATCA?