Tax Implications of a Functional Currency vs. the U.S. Dollar for a Foreign Subsidiary
Published on August 31, 2025
Functional Currency Versus the U.S. Dollar: Why the Choice Matters for a Foreign Subsidiary A foreign subsidiary’s functional currency drives how it computes income, measures gains and losses, and reports results for U.S. tax purposes. Under Section 985 and related regulations, a taxpayer’s qualified business units (QBUs) must determine and consistently apply a functional currency,
















