Entity information:

• Entity registrant name: FEDERAL HOME LOAN BANK OF BOSTON
• CIK: 0001331463
• SEC filing page: http://www.sec.gov/Archives/edgar/data/1331463/000133146318000056/0001331463-18-000056-index.htm
• XBRL Instance: http://www.sec.gov/Archives/edgar/data/1331463/000133146318000056/fhlbb10k12312017.htm
• XBRL Cloud Viewer: https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/1331463/000133146318000056/fhlbb10k12312017.htm
• EDGAR Dashboard: https://edgardashboard.xbrlcloud.com/edgar-dashboard/?cik=0001331463
• Generator: Workiva (WebFilings)
• Total assets: 60,361,946,000
• Income tax expense (benefit): 21,307,000
• Found reconcilation from statutory to effective rates: False
• Found income tax policy: Coming soon!

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