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                                                                                                                              CAT 1 INS 
                                                                                                                              Rev. 9/15 
                                                                                                                              Page 1 
                     P.O. Box 1615
                     Columbus, OH 43216-615

              Ohio Commercial Activity Tax (CAT) Instructions for Registration 
Taxpayers are encouraged to register electronically at                        	 Combined taxpayer (common owned entities that are 
business.ohio.gov. If paper registration is chosen, please                       not part of consolidated taxpayer election), 
complete this registration in black or blue ink do not use                   	 50% consolidated elected taxpayer by a common owner, 
pencil. Write each letter or number in a separate box using                      or 
uppercase letters. Please mail the completed registration                       80% consolidated elected taxpayer by a common            
form to: Ohio Department of Taxation, Business Tax Division,                     owner.  
P.O. Box 16158, Columbus, OH 43216-6158, or fax to (206) 
666-4462. Additional details regarding this tax can be found              Combined Taxpayer: All taxpayers having more than a 50% 
at tax.ohio.gov.                                                          common ownership with other entities, and who have not 
                                                                          elected to fi le as a consolidated group, must register and file 
       What Must Be Reported On This Registration                         as a combined group. Combined taxpayers are required to 
                                                                          register only those members that have enough contacts (i.e., 
Primary Taxpayer     The taxpayer listed as the primary                 substantial nexus) in Ohio. Unlike, consolidated taxpayers, 
taxpayer on this registration will become the primary reporting           sales between the members of a combined taxpayer arenot 
entity for the commercial activity tax (CAT). While it is                 excludable taxable gross receipts. 
preferred that the primary taxpayer be the parent corporation,  
in the case of a parent and subsidiary companies, the primary             Consolidated Elected Taxpayer: Taxpayers with at least a 
reporting entity need not be the parent company. In the case              50% common ownership interest with other entities have 
of a consolidated elected taxpayer, the reporting entity for              the option of consolidating all commonly owned entities into 
the CAT must have the authority to bind all of the members                a  single taxpayer. Such taxpayers may choose to include 
of the group to the election. Schedules A and B are used                  all entities that have at least a 50% common ownership or 
to provide supplemental information regarding commonly                    elect to only include those entities that have at least an 80% 
owned entities, corporate offi cers and additional partners/               common ownership. Taxpayers that choose the consolidation  
members.                                                                  option may exclude those receipts between members in the 
                                                                          group. For taxpayers choosing this option, all entities (50% 
Federal Employer Identifi cation Number    If you have a                  or 80% common ownership, whichever is elected) must              
federal employer identifi cation number (FEIN), you need to                be included in the consolidated group (even those with no 
provide this number. If you are a foreign (non-USA) business,             substantial nexus and those that are excluded entities).         
or a newly established business and do not yet have a FEIN,               In addition, this election is irrevocable for eight calendar     
write either “applied for” or “non-USA business” across the               quarters. By checking this box, this registration binds all      
header.                                                                   applicable entities and they must be listed on Schedule B.  
Social Security Number – Provide this number only if the                  Taxpayers choosing to consolidate also have the option of 
business you are registering does not have a FEIN. Provide                including or excluding foreign (non-USA) corporations (with 
the social security number of the sole proprietor. Because                the same ownership percentage – 80% or 50% – as elected 
we may be requiring you to provide us with a Social Security              for the consolidated election as discussed above). Please 
number, theFederal Privacy Act of 1974 requires us to inform              check the appropriate box indicating the selection. If the       
you that your providing us your Social Security number is                 election is made to include all non-USA-owned corporations, 
mandatory. Specifi cally, Ohio Revised Code section 5703.057               this election is also irrevocable for eight calendar quarters.  
authorizes this department to request this information. Your 
failure to supply any information requested on a tax form                 Note:  An entity cannot be a member of both a consolidated 
prescribed by the tax commissioner will result in a delay or              elected and a combined taxpayer group. A joint venture, in 
denial of your registration and could result in the imposition            which an entity is owned 50/50 by two other entities, may be a  
of penalties.                                                             member of two different consolidated groups. If the election is  
                                                                          made not to consolidate, then the joint venture must register 
Line 1 – Type of Organization: Check the box indicating the               as a single entity taxpayer. In addition, excluded foreign (non-
form of business organization. If the business is anything other          USA) corporations or those entities that are owned less than 
than a sole proprietorship, you must complete Schedule A.                 80% but more than 50% by a consolidated taxpayer making 
                                                                          an 80% election are still required to register as a single entity 
Line 2 – Type of Taxpayer: All taxpayers fall into one of 
                                                                          taxpayer or part of a combined group, as applicable. 
four categories: 
   	  Single entity taxpayer,*                                           Line 3 Number   of Members:         If the taxpayer is a       
                                                                          consolidated elected or a combined taxpayer, please enter 
                                                                          the number of entities or related members that are included 
*In general, single entity taxpayers either have no ownership interest in 
other entities or have 50% or less common ownership with other entities.  in the consolidated or combined group. This number can be 
                                                                          changed on future tax returns. 



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                                                                                                                   CAT 1 INS 
                                                                                                                   Rev. 9/15 
                                                                                                                   Page 2 

Line 4 – Legal Name:                                             Signature –  The registration must be signed and dated by 
 4 A:  Enter the legal name of the business. If you are a        a person responsible for the accuracy of the information     
       sole proprietor do not complete this line.                provided. 

 4 B:  If you are a sole proprietor, enter the last name,        Schedule A 
       the first name and the middle initial of the sole       
       proprietor.                                               All entities, other than sole proprietorships must           
                                                                 complete Schedule A. 
Line 5  Trade Name or DBA:        If the business is using a 
DBA or trade name, enter the DBA or trade name of the            Please list the required information for the corporate officers, 
business.                                                        partners or members.  If you are a consolidated elected      
                                                                 taxpayer or a combined taxpayer, list the information only 
Line 6 Primary  Address:    Primary address information        for the primary reporting entity.  
should refl ect the principle location or home office of the 
taxpayer (see contact information for alternative address).      If the primary reporting entity is a partnership, LLC or LLP, 
                                                                 please provide the names, addresses and social security 
On page 2: Please re-enter your FEIN (or Social Security         numbers of the partners/members. If there are more than 
number if you do not have a FEIN). In the event that pages         five partners/members, it is only necessary to provide this 
become separated, this will ensure proper registration.          information for the fi ve partners/members with the largest 
                                                                 ownership interest. 
Line 7 Contact Information:       Complete the address       
portion only if you want to use an alternative address (such     If the primary reporting entity is an association, trust or other 
as a tax preparer) that is different from the reported primary   type of business organization, please provide the names 
address. Note that this address will be used to receive all      and addresses of the owners/members/trustees. (It is not 
legal correspondence regarding your account, including           necessary to provide the social security numbers of the      
returns and billings/assessments. Also, please provide your      owners/members/trustees.) 
phone number, fax number and e-mail address. If provided, 
the e-mail address may be used by this department to notify      If the primary reporting entity has offi cers, please provide 
you of tax changes.                                              the names and addresses of the president, vice president, 
                                                                 treasurer, secretary and statutory agent. (It is not necessary 
Line 8 Place of Incorporation:If applicable, list the state    to provide the social security numbers of the corporate      
or country under whose laws the business is organized. If a      officers.) 
sole proprietor, leave this blank. 
                                                                 Schedule B 
Line 9  Ohio Secretary of State Information:       If you are 
registered to conduct business in Ohio, please provide the       All entities that are consolidated or combined taxpayers 
charter number, registration number or license-to-conduct-       must complete Schedule B. 
business number issued by the Ohio Secretary of State. 
(This question generally applies to businesses other than        Schedule B is to be completed only by those entities that 
sole proprietorships.)                                           are either consolidated or combined taxpayers. The primary 
                                                                 reporting entity is the entity that will fi le the return on behalf 
Line 10 – North American Industry Classifi cation System          of all members. 
(NAICS): This is an industry classification system used by 
many governmental agencies. Please choose the category           In the case of a consolidated elected taxpayer, list all entities 
that best describes your business activity and enter the six-    that are included in the consolidated election. The entities 
digit code. If not familiar with these codes, visit our Web site to include depend on whether you elect to include those 
at tax.ohio.gov for a listing of the NAICS codes.                members that meet either the 50% or 80% ownership tests 
                                                                 as well as whether you elect to include foreign (non-USA) 
Line 11  Date Subject to the CAT:This is the date on which      corporations. In the case of a combined taxpayer, list all 
you fi rst reached $150,000 in taxable gross receipts. It will be entities in which you have more than a 50% ownership and 
used to determine the fi rst year and tax period that you are     that have substantial nexus with Ohio. Taxpayers that are 
responsible to register and pay the CAT. For taxpayers first      not a part of the elected consolidated group must register as 
subject to the CAT in calendar year 2005, you may use July       either a single entity taxpayer or as a member of a combined 
1, 2005 as the date you were subject to the CAT.                 group with other applicable commonly owned businesses if 
                                                                 they have substantial nexus in Ohio and that are not part of 
Line 12 Filing Frequency:     Please check here if you         the elected consolidated group. 
anticipate more than $1 million in taxable gross receipts      
during the current calendar year. Taxpayers whose annual         In all cases, please provide either the social security number 
taxable gross receipts exceed $1 million must fi le quarterly     or the FEIN of each member, along with the name, address, 
returns. All others must fi le annually.                          type of organization, state or country under which the entity 
                                                                 is organized, and NAICS code. 






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