Westlake Chemical Partners Provides 2023 Tax Information

Westlake Chemical Partners LP (the “Partnership”) (NYSE: WLKP) today provided an update on the availability of the Partnership’s 2023 Investor Tax Packages including Schedule K-1 for its common unitholders.

The Partnership’s 2023 K-1 tax packages are now available. The information reported to you on Schedule K-1 is based on tax laws currently in effect for 2023. This information may be subject to change depending on actions taken by Congress and the President. If the Tax Relief for American Families and Workers Act of 2024 (H.R. 7024), which passed the House of Representatives on January 31, 2024 and is currently awaiting action in the Senate, were to become law, it may require us to make changes to our tax reporting for 2023. Such changes may affect the information reported to you on Schedule K-1.

Online K-1 Access

To obtain the Partnership’s 2023 Investor Tax Packages including Schedule K-1 immediately, sign-up for paperless K-1 delivery, view K-1s from previous years, update ownership information, estimate gain/loss calculations, or download files for Turbo Tax, visit the website at www.taxpackagesupport.com/wlkp.

About Westlake Chemical Partners:

Westlake Chemical Partners is a limited partnership formed by Westlake Corporation to operate, acquire and develop ethylene production facilities and other qualified assets. Headquartered in Houston, the Partnership owns an 22.8% interest in Westlake Chemical OpCo LP. Westlake Chemical OpCo LP's assets consist of three ethylene production facilities in Calvert City, Kentucky, and Lake Charles, Louisiana and an ethylene pipeline. For more information about Westlake Chemical Partners LP, please visit http://www.wlkpartners.com.

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