Annual report pursuant to Section 13 and 15(d)


Cover - USD ($)
12 Months Ended
Dec. 31, 2021
Mar. 28, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2021    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2021    
Current Fiscal Year End Date --12-31    
Entity File Number 000-55497    
Entity Registrant Name DUOS TECHNOLOGIES GROUP, INC.    
Entity Central Index Key 0001396536    
Entity Tax Identification Number 65-0493217    
Entity Incorporation, State or Country Code FL    
Entity Address, Address Line One 7660 Centurion Parkway    
Entity Address, Address Line Two Suite 100    
Entity Address, City or Town Jacksonville    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 32256    
City Area Code (904)    
Local Phone Number 296-2807    
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol DUOT    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 36,835,577
Entity Common Stock, Shares Outstanding   6,088,019  
Auditor Firm ID 106    
Auditor Name SALBERG & COMPANY, P.A.    
Auditor Location Boca Raton, Florida