Contains a collection of papers presented at the University of Washington School of Law\u27s October 2013 symposium on Duties to the Tax System. Contents: Part I. Symposium articles. Committee opinions and treasury regulation: tax lawyer ethics, 1965-1985 / Michael Hatfield -- Administering the tax system we have / Kristin E. Hickman -- IRS tea party controversy and administrative discretion / Lily Kahng -- Can the IRS effectively regulate the quality of tax planning advice / Michael Lang -- Loving and legitimacy: IRS regulation of tax return preparation / Steve R. Johnson / After loving: how much of treasury circular 230 will survive / Steve R. Johnson -- When helpers hurt : protecting taxpayers from their return preparers / Michelle L. Dr...