RIA Checkpoint Tax and Accounting This link opens in a new windowA database of RIA and WG&L tax and accounting products. It provides online access to the Federal Analytical Reporter Library including the US Tax Reporter and Federal Tax Coordinator 2d, the Public Domain Library including federal tax case law, IRS rulings and the RIA Citator 2d, Journal of Taxation, Corporate Taxation journal, Practical Tax Strategies journal, state and local tax materials for all 50 states, a tax alerts service, and Worldwide Tax Law.