The below information was taken from the Human Rights Campaign’s website:

When will the 2018 Corporate Equality Index survey and report be released?

The next survey – the “Corporate Equality Index 2019” survey – began June 2018. The following dates are provided for planning purposes only and are subject to modification:

• June 2018
  invitations to the online survey are mailed to invited employers and e-mailed to employers that have participated in the past (more about the survey). Employers are able to check their rating under the new critera as they complete the survey
• September 2018
  surveys submitted to HRC for review – employers will be notified of any concerns or inconsistencies found and will be given opportunity to provide clarification
• October 2018
  ratings finalized
• December 2018
  2019 Corporate Equality Index report released
• December 2018
  2019 Buying for Equality guide released