Tax Management Portfolios by Bloomberg BNA
Provided via Bloomberg Law, these Bloomberg BNA Portfolios are the electronic version to the print. It is a comprehensive practitioner-focused collection of 300 "portfolios" on a wide variety of tax issues. Written mostly by practitioners, each portfolio contains an in-depth analysis of the applicable law, practice documents, and sample forms. Portfolios are also available covering state tax issues and foreign taxes for the larger economies.