Tax Information

On this web site, the St. Louis Mercantile Library Association seeks to comply with Internal Revenue Service requirements to provide copies of certain annual information returns to the public for inspection. All returns are linked to PDF files for public use.

Tax Information in PDF Files

Form 990-EZ Tax Return for Year Ended June 30, 2023 (37 pages, 867 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2022 (14 pages, 202 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2021 (15 pages, 206 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2020 (14 pages, 228 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2019 (14 pages, 227 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2018 (14 pages, 232 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2017 (16 pages, 226 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2016 (16 pages, 555 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2015 (16 pages, 781 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2014 (12 pages, 385 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2013 (13 pages, 572 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2012 (20 pages, 644 KB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2011 (18 pages, 1.1 MB, PDF)
Form 990-EZ Tax Return for Year Ended June 30, 2010 (22 pages, 2 MB, PDF)
Form 990 Tax Return for Year Ended June 30, 2009 (40 pages, 523 KB, PDF)
Form 990 Tax Return for Year Ended June 30, 2008 (28 pages, 258 KB, PDF)
Form 990 Tax Return for Year Ended June 30, 2007 (28 pages, 296 KB, PDF)
Form 990 Tax Return for Year Ended June 30, 2006 (24 pages, 159 KB, PDF)
Form 990 Tax Return for Year Ended June 30, 2005 (22 pages, 256 KB, PDF)
Form 990 Tax Return for Year Ended June 30, 2004 (34 pages, 954 KB, PDF)
Form 990 Tax Return for Year Ended June 30, 2003 (36 pages, 1366 KB, PDF)
IRS 509 (a)(3) Favorable Determination Letter December 12, 2003 (3 pages, 120 KB, PDF)
Request Confirmation to Operate Under Section 509(a)(3) (32 pages, 720 KB, PDF)
Form 990-PF Tax Return for Year Ended June 30, 2002 (24 pages, 1021 KB, PDF)
Form 990-PF Tax Return for Year Ended June 30, 2001 (23 pages, 713 KB, PDF)
Form 990-PF Tax Return for Year Ended June 30, 2000 (21 pages, 891 KB, PDF)
Form 990-PF Tax Return for Year Ended June 30, 1999 (25 pages, 981 KB, PDF)
Form 990-PF Tax Return for Year Ended June 30, 1998 (21 pages, 856 KB, PDF)
Notification of Intent to Operate Under Section 509(a)(3) (35 pages, 877 KB, PDF)
IRS 501 (c)(3) Favorable Determination Letter September 23, 1985 (4 pages, 101 KB, PDF)
IRS 501 (c)(3) Favorable Determination Letter January 30, 1980 (1 page, 24 KB, PDF)

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Mercantile Library Tax Information

Tax Information in PDF Files