'''DTA''' may refer to:

*9,10-Dithioanthracene *DTA Records, an American record label founded by Travis Barker *Death to America *Deferred tax assets, an accounting concept *Democratic Turnhalle Alliance, a political party in Namibia *Descending thoracic aorta *Detainee Treatment Act of 2005 *Detroit Arsenal (DTA), formerly Detroit Arsenal Tank Plant (DATP) *Development trust association *Differential thermal analysis *Digital television adapter, a digital-to-analog converter *Digital Transgender Archive *Digital transport adapter *Divisão de Transportes Aéreos, the former name of TAAG Angola Airlines *Docosatetraenoic acid *Domestic Tariff Area *Don't Trust Anybody, one of the catchphrases of former professional wrestler Stone Cold Steve Austin. * Double Tax Agreement, another name for a Tax treaty *DownThemAll!, a download manager/accelerator extension for Mozilla Firefox *Downtown Annapolis, Maryland *Duluth Transit Authority *.dta, a file format used by: ** Stata, a statistics application ** sequest, a tandem mass spectrometry data analysis program used for protein identification *D-threonine aldolase, an enzyme *DTA sarl, a French ultralight aircraft manufacturer

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