Tajikistan has EOI relations with 28 countries through 28 treaties.
| Treaty Type | |
| Sum | 28 |
| DTC | 28 |
| Jurisdiction | Type | Treaty | Signed | Entered into force | Exchange of Information | |
|---|---|---|---|---|---|---|
| Austria | DTC | DTC AT TJ | June 7, 2011 | July 1, 2012 | Uncertain | |
| Azerbaijan | DTC | DTC AZ TJ | Aug. 13, 2007 | Feb. 11, 2008 | Uncertain | |
| Belgium | DTC | DTC BE TJ | Dec. 17, 1987 | Jan. 8, 1991 | Uncertain | |
| Brunei | DTC | DTC BN TJ | April 3, 2010 | No | Uncertain | |
| China | DTC | DTC CN TJ | Aug. 27, 2008 | March 28, 2009 | Uncertain | |
| Cyprus | DTC | DTC CY TJ | Oct. 29, 1982 | Aug. 26, 1983 | Uncertain | |
| Czech Republic | DTC | DTC CZ TJ | Nov. 7, 2006 | Oct. 19, 2007 | Uncertain | |
| Finland | DTC | DTC FI TJ | Oct. 24, 2012 | Sept. 5, 2013 | Uncertain | |
| Germany | DTC | DTC DE TJ | March 27, 2003 | Sept. 21, 2004 | Uncertain | |
| India | DTC | DTC IN TJ | Nov. 20, 2008 | April 10, 2009 | Uncertain | |
| Indonesia | DTC | DTC ID TJ | Oct. 28, 2003 | No | Uncertain | |
| Italy | DTC | DTC IT TJ | Feb. 26, 1985 | July 30, 1989 | Uncertain | |
| Japan | DTC | DTC JP TJ | Jan. 18, 1986 | Nov. 27, 1986 | Uncertain | |
| Kazakhstan | DTC | DTC KZ TJ | Dec. 16, 1999 | Nov. 7, 2000 | Uncertain | |
| Kuwait | DTC | DTC KW TJ | June 23, 2013 | July 24, 2014 | Uncertain | |
| Latvia | DTC | DTC LV TJ | Feb. 9, 2009 | Oct. 29, 2009 | Uncertain | |
| Luxembourg | DTC | DTC LU TJ | June 9, 2011 | July 27, 2013 | Uncertain | |
| Netherlands | DTC | DTC NL TJ | Nov. 21, 1986 | Sept. 27, 1987 | Uncertain | |
| Pakistan | DTC | DTC PK TJ | May 13, 2004 | April 30, 2005 | Uncertain | |
| Poland | DTC | DTC PL TJ | May 27, 2003 | Sept. 1, 2004 | Uncertain | |
| Romania | DTC | DTC RO TJ | Dec. 6, 2007 | No | Uncertain | |
| Russia | DTC | DTC RU TJ | March 31, 1997 | Jan. 1, 2004 | Uncertain | |
| Spain | DTC | DTC ES TJ | March 1, 1985 | Aug. 7, 1986 | Uncertain | |
| Switzerland | DTC | DTC CH TJ | Oct. 23, 2010 | Oct. 26, 2011 | Uncertain | |
| Turkey | DTC | DTC TJ TR | May 6, 1996 | Dec. 26, 2001 | Uncertain | |
| Ukraine | DTC | DTC TJ UA | Sept. 7, 2002 | June 1, 2003 | Uncertain | |
| United Arab Emirates | DTC | DTC AE TJ | Dec. 17, 1995 | Jan. 29, 2000 | Uncertain | |
| United Kingdom | DTC | DTC GB TJ | July 31, 1985 | April 18, 1997 | Uncertain |