Entity information:

• Entity registrant name: ATLAS AMERICA Public #9 LTD.
• CIK: 0001121745
• SEC filing page: http://www.sec.gov/Archives/edgar/data/1121745/000112174518000004/0001121745-18-000004-index.htm
• XBRL Instance: http://www.sec.gov/Archives/edgar/data/1121745/000112174518000004/pub09-20171231.xml
• XBRL Cloud Viewer: https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/1121745/000112174518000004/pub09-20171231.xml
• EDGAR Dashboard: https://edgardashboard.xbrlcloud.com/edgar-dashboard/?cik=0001121745
• Generator: Workiva (WebFilings)
• Total assets: 677,900
• Income tax expense (benefit):
• Found reconcilation from statutory to effective rates: False
• Found income tax policy: Coming soon!

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