Senior Tax Counsel

Washington, DC

(202) 484-5221

[email protected]

Leonore Heavey is Senior Tax Counsel for the (Council On State Taxation) COST and is the lead advocate for the Northeastern states. Before joining COST, Leonore served as Chief Revenue Counsel for the Louisiana Senate. She began her career in state and local taxation at the Louisiana Department of Revenue where she served in numerous roles during her tenure including Assistant Director of the Policy Services, Tax Administration, and Audit Review divisions. Leonore’s work with the department included serving on their legislative liaison team, drafting tax policy documents, and reviewing corporate income and franchise tax field audits. Her undergraduate degree in Agriculture and masters in Agricultural Economics are from Washington State University. She earned her Master of Laws in Taxation from the University of Denver and her Juris Doctor from the University of Idaho College of Law. Leonore is a member of the Louisiana and Washington state bar associations.