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Ruth Mason

University of Virginia School of Law

Hunton & Williams Professor of Law

580 Massie Road

Charlottesville, VA 22903

United States

  • University of Virginia School of Law

SCHOLARLY PAPERS

42

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14,711

CITATIONS
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Top 35,986

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5

Scholarly Papers (42)

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1.

What is Tax Discrimination?

Yale Law Journal, Vol. 121, Pg. 1014, 2012, U of Penn, Inst for Law & Econ Research Paper No. 12-17
Number of pages: 104 Posted: 27 Mar 2011 Last Revised: 12 Apr 2012
Ruth Mason and Michael S. Knoll
University of Virginia School of Law and University of Pennsylvania Law School
Downloads 1,087 (17,366)

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tax discrimination, capital export neutrality, capital import neutrality, capital ownership neutrality, European Court of Justice, Schumacker, Gerritse, de Groot, competitive neutrality

2.

U.S. Tax Treaty Policy and the European Court of Justice

Tax Law Review, Vol. 59, 2005
Number of pages: 85 Posted: 12 Sep 2005 Last Revised: 27 Feb 2013
Ruth Mason
University of Virginia School of Law
Downloads 1,036 (18,613)
Citation 2

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International tax, tax harmonization, multitlateral tax treaty, European Union, tax treaties, limitation on benefits, European Court of Justice, tax policy, Open Skies, Member State sovereignty, treaty shopping, qualification conflicts

3.

Citizenship Taxation

Southern California Law Review, Vol. 89, Forthcoming, Virginia Law and Economics Research Paper No. 2015-07
Number of pages: 72 Posted: 17 May 2015 Last Revised: 16 Jun 2016
Ruth Mason
University of Virginia School of Law
Downloads 903 (22,847)

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citizenship, immigration, taxation, benefits theory, ability to pay, FATCA, FBAR

4.

Double Taxation: A European 'Switch in Time'?

Columbia Journal of European Law, Vol. 14, No. 1, 2007
Number of pages: 36 Posted: 13 Apr 2007 Last Revised: 27 Feb 2013
Georg Kofler and Ruth Mason
NYU School of Law and University of Virginia School of Law
Downloads 878 (23,798)

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ECJ, European Court of Justice, tax discrimination, double taxation, EC Treaty, double burdens, mutual recognition, Kerckhaert, Moorman, Container Corporation, Supreme Court, Commerce Clause, apportionment, Bibb, internal market, common market, freedom of movement, double tax treaties, DTC, imputati

5.

A Theory of Tax Discrimination

NYU Jean Monnet Working Paper No. 09/06
Number of pages: 61 Posted: 09 Apr 2007 Last Revised: 29 Aug 2008
Ruth Mason
University of Virginia School of Law
Downloads 737 (30,458)

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tax discrimination, European Union, United States, European Court of Justice, Supreme Court, international tax

6.

Made in America for European Tax: The Internal Consistency Test

Boston College Law Review, Vol. 49, No. 4, 2008
Number of pages: 50 Posted: 31 Oct 2007 Last Revised: 27 Feb 2013
Ruth Mason
University of Virginia School of Law
Downloads 590 (41,031)
Citation 1

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Supreme Court, European Union, European Court of Justice, ECJ, state taxation, Member State taxation, compensatory taxes, double taxation, per-country approach, overall approach, internal consistency, disparities, tax discrimination, Schumacker, Schempp, Marks & Spencer, Manninen, integration

7.

Exporting FATCA

142 Tax Notes, Forthcoming, NYU Law and Economics Research Paper No. 14-05
Number of pages: 7 Posted: 02 Feb 2014 Last Revised: 20 Mar 2014
Joshua D. Blank and Ruth Mason
University of California, Irvine School of Law and University of Virginia School of Law
Downloads 584 (41,672)

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FATCA, sanctions, tax compliance, tax delinquent, tax enforcement, tax evasion, offshore

8.

Tax Discrimination and Capital Neutrality

World Tax Journal, Forthcoming
Number of pages: 21 Posted: 02 Dec 2008 Last Revised: 27 Feb 2013
Ruth Mason
University of Virginia School of Law
Downloads 580 (41,962)

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tax discrimination, nondiscrimination, tax treaty, EC treaty, taxation, OECD, capital export neutrality, capital import neutrality, protectionist taxes, exit taxes

9.

Flunking the ECJ's Tax Discrimination Test

Columbia Journal of Transnational Law, Vol. 46, 2007
Number of pages: 62 Posted: 31 Oct 2007 Last Revised: 08 Apr 2015
Ruth Mason
University of Virginia School of Law
Downloads 564 (43,512)
Citation 1

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European Union, tax, international tax, tax discrimination, ECJ, Biehl, economic integration, protectionism, tax exportation, tax preferences, exit restrictions

10.

When Tax Treaty Derivative Benefits Provisions Don't Apply

Tax Notes International, Vol. 43, p. 563, August 14, 2006 (extended reprint of article appearing in Tax Notes, Vol. 112, p. 367, 2006)
Number of pages: 6 Posted: 15 Jul 2006 Last Revised: 29 Aug 2008
Ruth Mason
University of Virginia School of Law
Downloads 552 (44,737)
Citation 1

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tax treaties, derivative benefits, limitation on benefits, withholding taxes, double taxation, equivalent beneficiary

11.

Constitutional Restraints on Corporate Tax Integration

Tax Law Review, Forthcoming
Number of pages: 76 Posted: 05 Mar 2008 Last Revised: 20 Oct 2015
Walter Hellerstein, Georg Kofler and Ruth Mason
University of Georgia School of Law, NYU School of Law and University of Virginia School of Law
Downloads 535 (46,535)

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Corporate tax integration, United States, European Union, cross-border dividends, DRD, imputation, capital export neutrality, locational neutralituy, double tax, double corporate tax

12.

Tax Rulings as State Aid FAQ

Tax Notes, Vol. 154, 2017, Virginia Law and Economics Research Paper No. 2017-16
Number of pages: 13 Posted: 24 Feb 2017 Last Revised: 30 Oct 2017
Ruth Mason
University of Virginia School of Law
Downloads 493 (51,646)

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State Aid, EU, Tax, Transfer Pricing

13.

IFA 2008 Brussels Congress: USA Branch Report: Non-Discrimination at the Crossroads of International Taxation

Cahiers de Droit Fiscal International, Vol. 93b, 2008
Number of pages: 33 Posted: 17 Oct 2007
Herman Bouma and Ruth Mason
Buchanan Ingersoll & Rooney PC and University of Virginia School of Law
Downloads 448 (58,172)

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tax discrimination, nationality discrimination, residence, tax treaties, Commerce Clause, trade treaties

14.

The Tillinghast Lectures: A Decade of International Tax Law Proposals

THE TILLINGHAST LECTURE 1996-2005, NYU School of Law, 2007
Number of pages: 30 Posted: 22 Jun 2007 Last Revised: 08 Dec 2008
Ruth Mason
University of Virginia School of Law
Downloads 444 (58,839)

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international tax, taxation, Tillinghast, OECD, EU, ECJ, WTO, NAFTA, GATT, IAS, NYU, intangibles

15.

Federalism and the Taxing Power

California Law Review, Vol. 99, p. 975, 2011
Number of pages: 62 Posted: 22 Apr 2011 Last Revised: 27 Feb 2013
Ruth Mason
University of Virginia School of Law
Downloads 438 (59,797)

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federalism, tax expenditure, tax penalty, conditional grants, state taxes, local taxes, EITC, TANF

16.

Sovereign Wealth Funds and the Efficient Management of the Wealth of Nations

Tax Notes, September 29, 2008
Number of pages: 2 Posted: 22 Aug 2008 Last Revised: 30 Oct 2008
Ruth Mason
University of Virginia School of Law
Downloads 427 (61,726)

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sovereign wealth funds, taxation

17.

Common Markets, Common Tax Problems

Florida Tax Review, Vol. 8, 2007
Number of pages: 31 Posted: 16 Dec 2007 Last Revised: 02 May 2008
Ruth Mason
University of Virginia School of Law
Downloads 370 (73,131)

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common market, tax, comparative fiscal federalism, United States, European Union, U.S., EU, Commerce Clause, Foreign Commerce Clause, treaty power, external tax competence, tax discrimination, Schumacker, Lunding, Moorman, Cuno, West Lynn Creamery, tax competition, tax sovereignty, tax harmonization

18.

Tax Expenditures and Global Labor Mobility

New York University Law Review, Forthcoming
Number of pages: 79 Posted: 11 Mar 2009 Last Revised: 27 Feb 2013
Ruth Mason
University of Virginia School of Law
Downloads 363 (74,815)

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labor mobility, labor taxation, international taxation, Schumacker, tax expenditures, cross-border work, OECD Model Tax Treaty, labor export neutrality, labor import neutrality, ECJ, Supreme Court, immigration, labor migration, refundable tax credits

19.

Special Report on State Aid — Part 3: Apple

Tax Notes, Vol. 154, 2017, Virginia Law and Economics Research Paper No. 2017-18
Number of pages: 18 Posted: 07 Mar 2017 Last Revised: 30 Oct 2017
Ruth Mason
University of Virginia School of Law
Downloads 349 (78,241)

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state aid, Apple, CCCTB, transfer pricing, profit allocation, branch, corporate tax avoidance, BEPS, stateless income

20.

Spinning Morris Trust: Interpreting 355(E) According to its Purpose

Tax Notes, Vol. 94, No. 12, March 25, 2002
Number of pages: 21 Posted: 23 Mar 2002
Ruth Mason
University of Virginia School of Law
Downloads 290 (96,360)

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spin-offs, tax-free reorganizations, Morris Trust, I.R.C. Sec 355(e)

21.

Brief of Amici Curiae Tax Law Professors and Economists in Support of Petitioner in South Dakota v. Wayfair

Number of pages: 30 Posted: 06 Nov 2017
Daniel Jacob Hemel, Reuven S. Avi-Yonah, Joseph Bankman, Jordan M. Barry, Lily L. Batchelder, John R. Brooks, Samuel D. Brunson, J. Clifton Fleming, David Gamage, Ari D. Glogower, Jacob Goldin, Andrew J. Haile, David Herzig, Hayes Holderness, Calvin H. Johnson, Richard L. Kaplan, Michael S. Knoll, Zachary D. Liscow, Yair Listokin, Ruth Mason, Goldburn Maynard, Orly Mazur, Susan C. Morse, Richard D. Pomp, James R. Repetti, Julie Roin, Daniel Schaffa, Erin A. Scharff, Daniel Shaviro, Jay A. Soled, Sloan G. Speck, Kirk J. Stark, John A. Swain, Adam B. Thimmesch, Manoj Viswanathan, Edward A. Zelinsky and Eric M. Zolt
University of Chicago - Law School, University of Michigan Law School, Stanford Law School, University of San Diego School of Law, New York University School of Law, Georgetown University Law Center, Loyola University Chicago School of Law, Brigham Young University - J. Reuben Clark Law School, Indiana University Maurer School of Law, Ohio State University (OSU) - Michael E. Moritz College of Law, Stanford Law School, Elon University School of Law, Valparaiso University Law School, University of Richmond - School of Law, University of Texas at Austin - School of Law, University of Illinois College of Law, University of Pennsylvania Law School, Yale University - Law School, Yale Law School, University of Virginia School of Law, Louis D. Brandeis School of Law, Southern Methodist University - Dedman School of Law, University of Texas at Austin - School of Law, University of Connecticut - School of Law, Boston College - Law School, University of Chicago Law School, University of Richmond School of Law, Arizona State University (ASU) - Sandra Day O'Connor College of Law, New York University School of Law, Rutgers University, University of Colorado Law School, University of California, Los Angeles (UCLA) - School of Law, University of Arizona - James E. Rogers College of Law, University of Nebraska College of Law, University of California Hastings College of the Law, Yeshiva University - Benjamin N. Cardozo School of Law and University of California, Los Angeles (UCLA) - School of Law
Downloads 279 (100,484)

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amicus brief, Supreme Court, stare decisis, dormant Commerce Clause, Quill v. North Dakota, South Dakota v. Wayfair

22.

Tax Rulings as State Aid — Part 4: Whose Arm's-Length Standard?

Tax Notes, Vol. 155, No. 7, May 2017, Virginia Law and Economics Research Paper No. 2017-19
Number of pages: 22 Posted: 23 Jun 2017 Last Revised: 30 Oct 2017
Ruth Mason
University of Virginia School of Law
Downloads 270 (103,899)

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State Aid, Tax, Tax Rulings, Transfer Pricing, Apple

23.

2006 ECJ Direct Tax Cases

Number of pages: 48 Posted: 15 Dec 2008 Last Revised: 13 Mar 2009
Ruth Mason
University of Virginia School of Law
Downloads 241 (117,000)

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ECJ, European Court of Justice, tax discrimination, cross-border dividends, European Union

24.

The Economic Foundation of the Dormant Commerce Clause

103 Virginia Law Review 309 (2017), Virginia Law and Economics Research Paper No. 8, U of Penn, Inst for Law & Econ Research Paper No. 16-9
Number of pages: 46 Posted: 25 Mar 2016 Last Revised: 23 May 2017
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 233 (121,005)

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dormant commerce clause, Wynne, tax discrimination, competitive neutrality, protectionism

25.

State Aid Special Report — Part 2: Legitimate Expectations

Tax Notes, Vol. 154, 2017, Virginia Law and Economics Research Paper No. 2017-17
Number of pages: 9 Posted: 13 Mar 2017 Last Revised: 30 Oct 2017
Ruth Mason
University of Virginia School of Law
Downloads 215 (130,946)

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State Aid, EU, Tax, Transfer Pricing, legitimate expectations, Treasury white paper

26.

Delegating Up: State Conformity with the Federal Tax Base

Duke Law Journal, Vol. 62, Number 7, April 2013
Number of pages: 82 Posted: 15 Mar 2012 Last Revised: 20 May 2013
Ruth Mason
University of Virginia School of Law
Downloads 179 (155,193)

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tax base conformity, federalism, state taxes, tax competition, fiscal federalism

27.

2005 ECJ Direct Tax Cases

Number of pages: 17 Posted: 14 Dec 2008 Last Revised: 13 Jan 2011
Ruth Mason
University of Virginia School of Law
Downloads 168 (164,148)

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Schempp, Blanckaert, Marks & Spencer, ECJ, European Court of Justice, direct taxation

28.

Wynne: It's Not About Double Taxation

State Tax Notes, Vol. 75, P. 413, 2015, U of Penn, Inst for Law & Econ Research Paper No. 14-44, Virginia Law and Economics Research Paper No. 3, Virginia Public Law and Legal Theory Research Paper No. 1
Number of pages: 11 Posted: 16 Jan 2015 Last Revised: 06 Mar 2015
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 167 (165,033)

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Constitutional law, Supreme Court of the United States, Maryland, state and local income tax, internal consistency test, interstate and intra-state commerce, due process clause, uniform source, uniform residence, tax-induced competitive disadvantage, double taxation

29.

Ninth Circuit Brief of Amici Curiae J. Richard Harvey, Leandra Lederman, Ruth Mason, Susan Morse, Stephen Shay and Bret Wells in Altera Corp. v. Commissioner, in Support of Respondent-Appellant Commissioner

Number of pages: 45 Posted: 08 Jul 2016 Last Revised: 02 Sep 2016
Susan C. Morse, J. Richard (Dick) Harvey, Leandra Lederman, Ruth Mason, Stephen E. Shay and Bret Wells
University of Texas at Austin - School of Law, Villanova University School of Law and Graduate Tax Program, Indiana University Maurer School of Law, University of Virginia School of Law, Harvard Law School and University of Houston Law Center
Downloads 152 (178,895)

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Cost-Sharing, Clear Reflection of Income, Comparability, Arm's Length Standard, Arbitrary, Capricious

30.

United States National Report on Exchange of Information

Proceedings of Annual Congress of the European Association of Tax Law Professors, 2014, NYU Law and Economics Research Paper No. 14-22
Number of pages: 26 Posted: 17 Aug 2014 Last Revised: 25 Aug 2014
Joshua D. Blank and Ruth Mason
University of California, Irvine School of Law and University of Virginia School of Law
Downloads 142 (189,092)

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FATCA, sanctions, tax compliance, tax delinquent, tax enforcement, tax evasion, offshore

31.

Implications of Wayfair

Number of pages: 17 Posted: 04 Aug 2018
Ruth Mason
University of Virginia School of Law
Downloads 139 (192,352)

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Wayfair, Sales Tax, Digital Services Tax, Amazon Tax

32.

An American View of State Aid

Tax Notes, Vol. 157, 2017
Number of pages: 18 Posted: 12 Dec 2017
Ruth Mason
University of Virginia School of Law
Downloads 137 (194,648)

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state aid, selectivity, Apple state aid, tax competition

33.

Is the Philadelphia Wage Tax Unconstitutional? And If It Is, What Can and Should the City Do?

University of Pennsylvania Law Review Online, Vol. 164, P. 163, 2016, U of Penn, Inst for Law & Econ Research Paper No. 16-10
Number of pages: 17 Posted: 09 May 2016
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 114 (224,159)

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Constitutional Law, Supreme Court of the United States, SCOTUS, Local Taxation, Tax Discrimination, Dormant Commerce Clause, Internal Consistency, Philadelphia Wage Tax, Economic Development

34.

Waiting for Perseus: A Sur-Reply to Professors Graetz and Warren

Tax Law Review, Forthcoming, U of Penn, Inst for Law & Econ Research Paper No. 13-32, Virginia Law and Economics Research Paper No. 2014-02
Number of pages: 164 Posted: 15 Nov 2013 Last Revised: 13 Sep 2014
Ruth Mason and Michael S. Knoll
University of Virginia School of Law and University of Pennsylvania Law School
Downloads 111 (228,557)

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Taxation, discrimination, capital export neutrality, CEN, capital import neutrality, CIN, capital ownership neutrality, CON, European Court of Justice, ECJ, competitive neutrality, European Union

35.

Amicus Brief in Maryland Comptroller v. Wynne

U of Penn, Inst for Law & Econ Research Paper No. 14-38, Virginia Public Law and Legal Theory Research Paper No. 2014-67
Number of pages: 42 Posted: 30 Sep 2014 Last Revised: 04 Nov 2015
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 84 (274,874)

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Dormant commerce clause, tax discrimination, Wynne, Complete Auto, Moorman, jefferson Lines, double taxation

36.

State Aid: Arm's-Length on Appeal

Tax Notes, Vol. 158, No. p. 771, 2018
Number of pages: 26 Posted: 09 Mar 2018
Ruth Mason
University of Virginia School of Law
Downloads 83 (276,886)

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EU, state aid, Apple, base-erosion

37.

How the Massachusetts Supreme Judicial Court Should Apply Wynne

State Tax Notes, Vol. 78, P. 921, 2015, U of Penn, Inst for Law & Econ Research Paper No. 16-4
Number of pages: 8 Posted: 16 Jan 2016 Last Revised: 21 Mar 2016
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 82 (278,903)

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tax discrimination, dormant commerce clause, Wynne, Supreme Court, apportionment formulas, double taxation, state taxes

38.

Comptroller v. Wynne: Internal Consistency, a National Marketplace, and Limits on State Sovereignty to Tax

University of Pennsylvania Law Review Online, Vol. 163, p. 267, 2015, U of Penn, Inst for Law & Econ Research Paper No. 15-10
Number of pages: 18 Posted: 25 Mar 2015
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 82 (278,903)

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Dormant commerce clause, tax discrimination, double taxation, Moorman, Supreme Court of the United States, internal consistency, source and residence priority rule, interstate and intrastate commerce, federalism, competitive advantage

39.

Brief of Tax Law Professors As Amici Curiae in Support of Petitioner in Loudoun County, Virginia v. Dulles Duty Free, LLC

Number of pages: 33 Posted: 02 Feb 2018
Daniel Jacob Hemel, Reuven S. Avi-Yonah, Lily L. Batchelder, Samuel D. Brunson, J. Clifton Fleming, David Gamage, Ari D. Glogower, Jacob Goldin, Hayes Holderness, Michael S. Knoll, Zachary D. Liscow, Ruth Mason, Goldburn Maynard, Richard D. Pomp, James R. Repetti, Julie Roin, Erin A. Scharff, Jay A. Soled and Edward A. Zelinsky
University of Chicago - Law School, University of Michigan Law School, New York University School of Law, Loyola University Chicago School of Law, Brigham Young University - J. Reuben Clark Law School, Indiana University Maurer School of Law, Ohio State University (OSU) - Michael E. Moritz College of Law, Stanford Law School, University of Richmond - School of Law, University of Pennsylvania Law School, Yale University - Law School, University of Virginia School of Law, Louis D. Brandeis School of Law, University of Connecticut - School of Law, Boston College - Law School, University of Chicago Law School, Arizona State University (ASU) - Sandra Day O'Connor College of Law, Rutgers University and Yeshiva University - Benjamin N. Cardozo School of Law
Downloads 53 (351,508)

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40.

A Brief Sur-Reply to Professors Graetz and Warren

Yale Law Journal Online, 123:1 2013, U of Penn, Inst for Law & Econ Research Paper No. 13-17
Number of pages: 16 Posted: 20 May 2013 Last Revised: 12 Nov 2013
Ruth Mason and Michael S. Knoll
University of Virginia School of Law and University of Pennsylvania Law School
Downloads 51 (357,656)

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ECJ, tax discrimination, competitive neutrality, CON, capital ownership neutrality, CEN, capital export neutrality

41.

Dual Residents: A Sur-Reply to Zelinsky

State Tax Notes, P. 269, January 15, 2018, U of Penn, Inst for Law & Econ Research Paper No. 18-4, Virginia Law and Economics Research Paper No. 2018-01
Number of pages: 7 Posted: 14 Feb 2018 Last Revised: 20 Feb 2018
Michael S. Knoll and Ruth Mason
University of Pennsylvania Law School and University of Virginia School of Law
Downloads 36 (409,789)

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Constitutional law, state income taxation, dormant commerce clause, Comptroller of the Treasury v. Wynne, internal consistency test, subsidies, residence rules, double taxation, discriminatory taxation

42.

Amicus Brief in Wayfair v. South Dakota

Number of pages: 24 Posted: 25 Apr 2018
Alex Brill, Michael S. Knoll, Ruth Mason and Alan D. Viard
American Enterprise Institute (AEI), University of Pennsylvania Law School, University of Virginia School of Law and American Enterprise Institute
Downloads 25 (458,923)

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Dormant Commerce Clause, Wynne, Pike, Wayfair, Quill, Bellas Hess