Maryland Department of Assessments and Taxation                    
                                                                                                                           Business Personal Property Division 
                                                                                                                   APPLICATION FOR IDENTIFICATION NUMBER   
                                                                                                                 SOLE PROPRIETORSHIP OR GENERAL PARTNERSHIP  

This form is to be completed by unincorporated businesses that                                                                                                                do not have an identification (“L”) number,   
including rental condo owners,                                                                                          and should be submitted to                        the Department of Assessments and Taxation,         
700 East Pratt Street 2nd Flr, Ste 2700, Baltimore, Maryland 21202   

The information furnished below                                                                                         will be used to determine whether                        the business needs an identification 
number with this Department                                                                                        for personal property assessment purposes. If you have any questions, please   
call (410) 767-1170 or toll                                                                                        free in Maryland 1-888-246-5941.   

Name(s) of owner(s):   

Federal ID Number. If none, Social Security Number of owner(s):   

Federal Principal Business Code                                                                                            Number:   

*Trading as name: 

* Trade Name must be registered. See Trade Name application and registration under Forms and Applications, on the website 
https://dat.maryland.gov 

Mailing                               address: 

Business location:   
                                                                                                             (Street Number & Name, Town and County [or Baltimore city])               

Nature of business:                                                                                              

Is the business currently active?                                                                                                   When was the business started?                          
Was the business started new?                                                                                              
If no, list the name and address of the previous owner:                                                                                      
Was the previous owner incorporated?                                                                                              
If yes, provide Department ID number if known:                                                                                           
Does the business need a trader’s, construction, or other license?                                                                                                               
Does the business currently own/lease or use personal property (furniture, fixtures, equipment, tools,                                                                                                             
machinery, etc.)?                                                                                               
If yes, what is the approximate value of the personal property owned/leased/used by the business?__________                                                                                                                    
If no, do you anticipate owning/leasing/using personal property in the future?                                                                                                             

Owner Signature & Date:   

Owner Signature & Date:   

Business’ Telephone Number:                                                                                                               Email Address: 
BPP     Form                           20; Replaces form AT3-73, October                                                   2018

                                                         SDAT BPP Form                                                                                                                Page 1 of 1 https://dat.maryland.gov