3 unchanged sentences
WES’s and WES Operating’s disclosure controls and procedures are designed to ensure that information required to be disclosed in the reports that are filed or submitted under the Exchange Act is recorded, processed, summarized, and reported within the time periods specified in the rules and forms of the SEC, and to ensure that the information required to be disclosed in the reports that are filed or submitted under the Exchange Act is accumulated and communicated to management, including the principal executive officer and principal financial officer, as appropriate, to allow timely decisions regarding required disclosure.
−Removed: Based on this evaluation, Management concluded that WES’s and WES Operating’s disclosure controls and procedures were effective as of June 30, 2020.
+Added: Based on this evaluation, Management concluded that WES’s and WES Operating’s disclosure controls and procedures were effective as of September 30, 2020.
Changes in Internal Control Over Financial Reporting .
−Removed: There were no changes in WES’s or WES Operating’s internal control over financial reporting during the quarter ended June 30, 2020, that have materially affected, or are reasonably likely to materially affect, WES’s or WES Operating’s internal control over financial reporting.
+Added: Except as described below, there were no changes in WES’s or WES Operating’s internal control over financial reporting during the quarter ended September 30, 2020, that have materially affected, or are reasonably likely to materially affect, WES’s or WES Operating’s internal control over financial reporting.
+Added: In October 2020, WES and WES Operating transitioned from Occidental’s Enterprise Resource Planning (“ERP”) system to a stand-alone ERP system.
+Added: As a result of this implementation, certain processes and internal controls over financial reporting that were provided by Occidental under the Services Agreement have transitioned to WES.
+Added: Information technology general controls and associated business process controls have been implemented by WES to address the new environment associated with the implementation of this system.
+Added: There are inherent risks in implementing any new system and Management will continue to evaluate these control changes as part of its assessment of internal control over financial reporting.
OTHER INFORMATION
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.