Margaret S. Lopez: Lawyer with Ogletree, Deakins, Nash, Smoak & Stewart, P.C.

Margaret S. Lopez

Managing Shareholder, Washington Office
Washington,  DC  U.S.A.

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Practice Areas

  • Occupational Safety and Health Law
  • Tax Exempt Organizations
  • Appellate Practice
  • Nonprofit Organizations Law
University University of Virginia, B.A., with distinction, 1984; Georgetown University, M.A., 1989
Law SchoolGeorge Washington University, J.D., with honors, 1996
Admitted1996, Maryland; 1997, District of Columbia
Memberships Maryland State Bar Association, Inc.; District of Columbia Bar; American Bar Association.
BornWashington, D.C., February 7, 1962

Book Review Editor, The George Washington Journal of International Law and Economics, 1994-1995. Author: "Application of the Audit Privilege to Occupational Safety and Health Audits," Journal of Natural History and Environmental Law (1996-1997); "MSHA's Excessive History Policy: Avoiding the Civil Penalty Quagmire" Energy and Mineral Law Foundation (2003); "Voluntary Safety and Health Self-Audits," and "The Rulemaking Process," in Occupational Safety and Health Law Handbook (Government Institutes, 2008). Speaker: "Supervisors and MSHA" Mining Association of South Carolina, 2015;"The Good, the Bad and the Puzzling: Mine Safety Law Year in Review" International Society of Mine Safety Professionals, 2015; ;"MSHA Enforcement Update" National Stone, Sand & Gravel Association, 2015;"Contractors and Mines - MSHA & Civil Liability" International Society Mine Safety Professionals, 2014; "Contractors and Mines - MSHA & Civil Liability" Western Mine Safety and Health Conference, 2012; "MSHA Inspections, Investigations & Penalties" Missouri Mine Safety & Health Conference, 2011; "Developments in the Law: Definitions of 'Significant and Substantial' and 'Unwarrantable Failure' and Application of the Part 100 Penalty Criteria" Energy and Mineral Law Foundation and Department of Labor Joint Legal Symposium, 2010; "MSHA Critical Issues" Pulverized Minerals Division Conference, National Stone, Sand & Gravel Association, 2009;"MSHA-101 for Supervisors," AGG-1 Aggregates Forum and Expo, 2009; "Is This Really a Mine?: MSHA Jurisdiction - the Operator's Perspective," EMLF Mine Safety and Health Law Special Institute, 2008; "MSHA's Aggressive Highwall Enforcement," National Stone, Sand & Gravel Association Legal Symposium, 2008; "Surviving a Tougher Playing Field after Twentymile," National Stone, Sand & Gravel Association Legal Symposium, 2007;


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Increased Criminal Enforcement for Worker Safety Violations?
Don A. Duggar,Margaret S. Lopez, January 7, 2016
In 2010, the Occupational Safety and Health Administration (OSHA) let employers know there was a new sheriff in town. Now there will be a new police force as well. On December 17, 2015, the U.S. Department of Justice (DOJ) announced the expansion of the Worker Endangerment Initiative. In its...

Despite Fewer Citations Issued Since 2008, the Percentage of “Significant and Substantial” Citations Is Holding Steady
Margaret S. Lopez, June 18, 2015
The Mine Safety and Health Administration (MSHA) recently released mining industry and enforcement data that reflects noteworthy changes the industry has experienced over the last six years. Of particular significance in the data from an enforcement perspective is the fact that, while the overall...

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Office Information

Margaret S. Lopez

1909 K Street, N.W., Suite 1000
WashingtonDC 20006


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