The SLD reported that they will be conducting their monthly system maintenance from 7pm-10pm ET on Sunday August 21. During the period users will not be able to log into EPC or the EPC training site to file, certify or search for forms.  The SLD also has a technical tracker for EPC IT related service provider issues that can be located at the SLD website and service providers that wish to participate in a testing group for certain functions should reach out to the SLD at outreach@usac.org.