technical advice memorandumglossary / TECHNICAL ADVICE MEMORANDUM Technical Advice Memorandum. A publication issued by the national office of the IRS, usu. at a taxpayer’s request, to explain some complex or novel tax-law issue. — Abbr. TAM. [Cases: Internal Revenue 3044, 3051.] 词条贡献者 资深译员Pablo,毕业于一所培养高级翻译以及跨文化事务专家的精英大学,专注翻译各种与上市公司代理有关的法律文件。