What exchange rate should I use?

For tax year 2017, the IRS’ official EUR to USD average exchange rate of 1.0834, and this is the exchange rate that we will use in preparing 2017 U.S Income Tax Returns. The 2017 year-end EUR to USD exchange rate used for the FBAR (US Treasury Form 114) and Form 8938 is 1.2005. The Federal Reserve’s official exchange rates for prior years 2015-2008 and the current 2017 IRS official exchange rate are listed below.
Historical Summary of Exchange Rates Historical Summary of Exchange Rates
(Income Conversion on Tax Return): (FinCEN Form 114 and Form 8938):
2017: 1.0834 2017: 1.2005
2016: 1.0638 2016: 1.0537
2015: 1.0672 2015: 1.0881
2014: 1.2755 2014: 1.2165
2013: 1.2771 2013: 1.3774
2012: 1.2361 2012: 1.3175
2011: 1.3369 2011: 1.3072
2010: 1.2739 2010: 1.3253
2009: 1.3369 2009: 1.4333
2008: 1.4726 2008: 1.4097
For the French tax year 2018 (Revenus de 2017), the Banque de France official USD to EUR exchange rate is 1.1297, and this is the exchange rate that we will use in preparing 2017 French Income Tax Returns. For preparing 2018 French IFI returns, we suggest that you use the year end exchange rate of 1.2005 USD/EUR.
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