TaxMaster Income Tax , Inc is based in Lewiston Idaho. Locally Owned Since 1987Providing all of our clients with friendly, courteous, fast and accurate service to all of our clients. Business taxes, personal taxes, bookkeeping, financial planning, investment securities, tax return preparation, investment advisory services & so much more. TaxMaster offer year round service & free IRS E-File (if we prepare your taxes).Member of NATP - National Association of Tax Professionals. Major Credit Cards Accepted