Miles B. Fuller is a federal tax controversy attorney who defends taxpayers in IRS audits, IRS Appeals, collection matters, and United States Tax Court litigation, with a particular focus on digital asset tax issues. He spent more than fifteen years as Senior Counsel in the IRS Office of Chief Counsel, where he served as Lead Attorney for the IRS Digital Asset Cadre and played a key role in helping the IRS’s civil examination function establish its digital asset enforcement program. He is based in Colorado and represents taxpayers throughout the Denver metro area and the Rocky Mountain region, and is regularly retained on federal tax matters nationally and internationally.