Accounting Challenges and Judgments Topic 606 of the FASB’s Accounting Standards Codification (ASC 606) dictates the timing and amount of revenue companies recognize for a given transaction. ASC 606 requires companies to identify performance obligations in contracts with customers and allocate the transaction price among those performance obligations. Revenue is recognized when control of an asset is transferred to the customer. For many transactions, revenue recognition is a complex reporting exercise that requires careful application of judgment to contractual provisions and assumptions about market conditions. This article illustrates some of the complicated revenue recognition questions that can arise for vaccine…