Why did I receive an Assignment Notice about Thomson Reuters Enterprise Centre GmbH (“TREC”)? 

Effective January 1, 2022, most products and services will be provided to U.S. customers by Thomson Reuters Enterprise Centre GmbH (“TREC”) and TREC will be responsible for all obligations associated with such products and services.

Certain products and services will continue to be provided by either West Publishing Corporation (“WEST”) or Thomson Reuters (Tax and Accounting) Inc. (“TRTA”). In such circumstances, West will continue to be responsible for all obligations associated with the products and services it provides, and TRTA will continue to be responsible for all obligations associated with the products and services it provides.

Government Customers: If you are a local, state or federal government customer (excluding academic institutions), all of the products and services appearing on your order form will be provided by TRTA or West Publishing Corporation, as applicable, and such entities will continue to be responsible for all obligations with respect to your products and services.

Please see the below list of FAQs, Products and Services provided by TREC, IRS Certification Forms, as well as copies of the Assignment Notices. 

If you have any additional questions regarding this transition, please contact your current sales representative or account manager.

More Information

Frequently Asked Questions about TREC (PDF) 

Products and Services provided by TREC (PDF) 

Use this list to determine which products and services these changes apply to. Please note that the products and services list will change from time to time.

IRS Certification Forms for TREC, WEST, and TRTA

IRS Form W-8BEN-E for TREC (PDF) 

IRS Form W-9 for West (PDF) 

IRS Form W-9 for TRTA (PDF) 

Assignment Notifications

Tax & Accounting (TRTA) Assignment Notice (PDF) 

West Publishing (WEST) Assignment Notice (PDF)