To request a Certificate of Standing and/or Certificate of Disciplinary History, e-mail SupClerkofCourt@ndcourts.gov.

Put the following in the body of your e-mail (using your own contact information, of course):

Name
N.D. Bar I.D. Number
Complete mailing address where the original certificate(s) should be mailed
Indicate if you need just a Certificate of Good Standing or whether a Certificate of Disciplinary History is also needed.  

There is no fee for the certificate(s).