Proven Tax Partners is a tax relief law firm located in Phoenix, AZ, serving individuals and businesses across Arizona and nationwide. Our team of tax attorneys, CPAs, and former IRS agents has resolved over $2 billion in tax debt for 10,000+ clients. We handle IRS audits, back taxes, wage garnishments, tax levies, Offer in Compromise, penalty abatement, and tax fraud defense. Call today for a free consultation.