Book excerpt: This quick-reference manual lets you help clients take full advantage of their S corporation status and minimize their taxes. it leads you directly to authoritative information on every aspect of the S corporation, enabling you to: Arm the S corporation against the potential tax traps hidden in the Small Business Tax Protection Act. Maximize the tax benefits of S corporation status. Make a qualified Subchapter S Subsidiary (QSub) election. Identify dispositions that will trigger the built-in gains tax. Avoid added tax liability or loss of S corporation status from passive investment income. Capitalize on the permissible differences in stock rights to facilitate estate planning and ownership transfers. Determine allocation of income, losses, and deductions in the termination year of the S corporation . Plus, there are citations To The controlling rules, regulations, and court decisions that will save you hours of research.