William C. Illingworth
Attorney At Law
William C. Illingworth
Attorney At Law
will.illingworth@illingworthlaw.com
William C. Illingworth’s practice focuses on coal, oil and gas, real estate law and commercial transactions. He is active in the Indiana Oil and Gas Association and Illinois Oil and Gas Association. He is routinely involved in examining title and issuing acquisition, pre-drill and/or division order title opinions for coal and oil and gas clients, as well as crude oil purchasers. Mr. Illingworth is the current counsel for the Indiana Oil and Gas Association.
Mr. Illingworth earned his undergraduate degree at the University of Southern Indiana. He was a top graduate of the University of North Dakota School of Law, graduating with distinction and earning induction into the Order of Coif. He also served on the North Dakota Legislative Counsel, Counsel Intern to Committee on Natural Resources Education.
Education:
- 1999 J.D. University of North Dakota School of Law
- 1996 B.S. University of Southern Indiana
Bar Admissions:
- 2011 Texas
- 1999 Indiana
- 1999 Illinois
Court Admissions:
- 2006 U.S. District Court, Central District of Illinois
- 2005 U.S. Court of Appeals, Seventh Circuit
- 2004 U.S. Court of Appeals, Sixth Circuit
- 1999 U.S. District Court, Central District of Illinois
- 1999 U.S. District Court, Southern District of Indiana
- 1999 U.S. District Court, Northern District of Indiana
- 1999 U.S. District Court, Southern District of Illinois
Professional Involvement:
- Counsel, Indiana Oil and Gas Association
- Member, Illinois Oil and Gas Association
- Member, Tri-State Association of Professional Landmen
- Member, American Association of Professional Landmen
- Member, Illinois Bar Association Mineral Section
- Member, Indiana Coal Council
Writings and Publications:
- Co-author, “Slurry and Coal Refuse Disposal – Underground Disposal of Slurry and Coal Refuse in Mine Voids: Does the Coal Owner/Lessee have the Legal Right to Dispose of Slurry and Coal Refuse in Mine Voids?”, 28 Energy & Mineral Law Institute Ch. 11 (2008) Author, “Resolving Oil, Gas and Mineral Title Issues; Exploration Agreements, Options and Joint Ventures”
- Author, “Examining Exploration Agreements, Options and Joint Ventures,” Half Moon Seminars, Dec. 16, 2009.
- Author, “Resolving Oil, Gas and Mineral Title Issues; Exploration Agreements, Options and Joint Ventures,” Half Moon Seminars, Dec. 16, 2009.
- Co-author (with John Rowe), “Compelling Coal Development: The Recalcitrant and/or Missing Coal Co-Owner,” Indiana Continuing Legal Education Forum, Energy & Mineral Law of Indiana, Feb. 22, 2012.
- Co-Author, “Oil & Gas Law – Nationwide Comparison of Laws on Leasing Exploration and Production,” © 2011 American Association of Professional Landmen and George A. Snell, III (expected publication 2018).
Reported Decision:
- Westervelt v. Woodcock III, 15 N.E.3d 75 (Ind. App. 2014), Indiana Court of Appeals (establishing that payment of ad valorem taxes satisfied use provisions of Indiana’s Dormant Mineral Lapse Act).
- Locust Street Co. v. Citation Oil & Gas and DNR, 13 CADDNAR 295 (2014) (concerning ownership of minerals underlying meandering waterways).
- Meisler v. Gull Oil, Inc., 848 N.E.2d 1112 (Ind. App. 2006) (establishing Indiana decision that production from any portion of oil and gas leasehold held all leasehold acreage under habendum clause).
- Yokel v. Hite, 348 Ill. App. 3d 703, 809 N.E. 2d 721, 284 Ill. Dec. 155 (Ill. App. 5th Dist. 2004)(holding that Illinois oil and gas lessor did not hold fiduciary duty to lessors).
