Advanced Web Services Application
The Advanced Web Services Application, also known as Advanced SCS, allows partners to utilize all the same abilities of the webservices in a pre-built UI. Advanced SCS allows your users to decrease the number of accounts they need to remember for other programs they may be submitting for that are also a part of the Advanced SCS ecosystem.


Services Offered

Hosted on EPA Servers
  • Cloud hosted solution.
  • Automated updates.
Send SMS Codes to End-Users
  • Create and validate unique codes that can be sent in Email or SMS.
Validate End-User Identity
  • Verify user unique secret questions.
  • Decrease subsequent identity proofing Costs.
Sign/Store Documents in CROMERR
  • Validate a user when they sign a document.
  • Store documents in CROMERR.
  • Set enforcement status.
  • Retrieve documents as needed.
Ability to Manage SCS Users in App
  • Create SCS accounts in app.
  • Authenticate SCS users.
  • Ability to change account password, user information, and security questions.
End-User Identity Verification
  • Verify your users' identities with a third-party provider (LexisNexis).
  • Retrieve results for users already verified.

Getting Started


  • Request a meeting


    To get your program setup in Advanced SCS, please request a kickoff meeting. EPA and its contractor will send you a meeting invite.


    Should you need any help completing the form or would rather speak with someone first, please send an email to sharedcromerrservices@epacdx.net and we will reach out to you.


  • Launch Advanced Services Demo Application


    While you wait for the Kickoff Meeting, feel free to explore the development site, and register with the "SCS-DEMO" Partner and choose any role you would like. The development site can be reached at :


    Demo Tool



  • Establish 3rd Party Electronic Id-Proofing (LexisNexis)

    To utilize the Identity Proofing Service, an account needs to be created with LexisNexis. NOTE: The process can take a while. So start the process as soon as possible.

    Setup LexisNexis Account


    Should you need any help completing the LexisNexis form, please send us an email at sharedcromerrservices@epacdx.net.


  • Dataflow Setup

    After the Kickoff Meeting, please fill out the form below to provision your dataflow and roles in Advanced SCS.

    Download File


    Should you have any questions while filling out the form, feel free to reach back out to us at sharedcromerrservices@epacdx.net for an additional meeting.


  • Application Integration (If Applicable)


    Should you have an external application that you wish to integrate, we can setup a SSO token for your application to digest and allow users to access. Additionally there are APIs that allow your application to perform organization management and to sign and submit documents to SCS from inside your application.



  • Customer Support Setup


    After your system has been setup, feel free to schedule a helpdesk training session with your helpdesk team to better help your end users. We can supply your helpdesk with standard FAQs, and update your partner helpdesk contact information. To Request a meeting, please send an email to sharedcromerrservices@epacdx.net.