Online North Dakota Death Certificates and Indexes
North Dakota, State Death Certificates, 1908-2007 (indexed) at Ancestry/requires payment; includes digitized images of the death certificates. Note: The decedent's Social Security number and cause of death have been redacted from these certificates.
North Dakota Death Records Index, 1881 to a year ago you can search in 10 year increments or less; early period (1881 to about 1924) is incomplete; copies of the death certificates can be purchased for a fee (with restrictions)
North Dakota Death Records Indexes and Cemetery Burials by County
North Dakota Cemetery Records, 1877-1999 from FamilySearch; cemetery transcriptions compiled by the Red River Valley Genealogical Society in West Fargo, North Dakota