diff --git a/dni-ism/machinetag.json b/dni-ism/machinetag.json
new file mode 100644
index 0000000..0668a5d
--- /dev/null
+++ b/dni-ism/machinetag.json
@@ -0,0 +1,145 @@
+{
+  "values": [
+    {
+      "entry": [
+        {
+          "expanded": "RESTRICTED",
+          "value": "R"
+        },
+        {
+          "expanded": "CONFIDENTIAL",
+          "value": "C"
+        },
+        {
+          "expanded": "SECRET",
+          "value": "S"
+        },
+        {
+          "expanded": "TOP SECRET",
+          "value": "TS"
+        },
+        {
+          "expanded": "UNCLASSIFIED",
+          "value": "U"
+        }
+      ],
+      "predicate": "classification:all"
+    },
+    {
+      "entry": [
+        {
+          "expanded": "CONFIDENTIAL",
+          "value": "C"
+        },
+        {
+          "expanded": "SECRET",
+          "value": "S"
+        },
+        {
+          "expanded": "TOP SECRET",
+          "value": "TS"
+        },
+        {
+          "expanded": "UNCLASSIFIED",
+          "value": "U"
+        }
+      ],
+      "predicate": "classification:us"
+    },
+    {
+      "entry": [
+        {
+          "expanded": "Document claims compliance with all rules encoded in ISM for documents produced by the US Federal Government. This is the minimum set of rules for US documents to adhere to, and all US documents should claim compliance with USGov.",
+          "value": "USGov"
+        },
+        {
+          "expanded": "Document claims compliance with all rules encoded in ISM for documents produced by the US Intelligence Community. Documents that claim compliance with USIC MUST also claim compliance with USGov.",
+          "value": "USIC"
+        },
+        {
+          "expanded": "Document claims compliance with all rules encoded in ISM for documents produced by the US Department of Defense. Documents that claim compliance with USDOD MUST also claim compliance with USGov.",
+          "value": "USDOD"
+        },
+        {
+          "expanded": "Document claims compliance with an authority other than the USGov, USIC, or USDOD.",
+          "value": "OtherAuthority"
+        }
+      ],
+      "predicate": "complies:with"
+    },
+    {
+      "entry": [
+        {
+          "expanded": "RISK SENSITIVE",
+          "value": "RS"
+        },
+        {
+          "expanded": "FOR OFFICIAL USE ONLY",
+          "value": "FOUO"
+        },
+        {
+          "expanded": "ORIGINATOR CONTROLLED",
+          "value": "OC"
+        },
+        {
+          "expanded": "ORIGINATOR CONTROLLED US GOVERNMENT",
+          "value": "OC-USGOV"
+        },
+        {
+          "expanded": "CONTROLLED IMAGERY",
+          "value": "IMC"
+        },
+        {
+          "expanded": "NOT RELEASABLE TO FOREIGN NATIONALS",
+          "value": "NF"
+        },
+        {
+          "expanded": "CAUTION-PROPRIETARY INFORMATION INVOLVED",
+          "value": "PR"
+        },
+        {
+          "expanded": "AUTHORIZED FOR RELEASE TO",
+          "value": "REL"
+        },
+        {
+          "expanded": "RELEASABLE BY INFORMATION DISCLOSURE OFFICIAL",
+          "value": "RELIDO"
+        },
+        {
+          "expanded": "DEA SENSITIVE",
+          "value": "DSEN"
+        },
+        {
+          "expanded": "FOREIGN INTELLIGENCE SURVEILLANCE ACT",
+          "value": "FISA"
+        },
+        {
+          "expanded": "AUTHORIZED FOR DISPLAY BUT NOT RELEASE TO",
+          "value": "DISPLAYONLY"
+        }
+      ],
+      "predicate": "dissem"
+    }
+  ],
+  "predicates": [
+    {
+      "expanded": "ClassificationAll",
+      "value": "classification:all"
+    },
+    {
+      "expanded": "ClassificationUS",
+      "value": "classification:us"
+    },
+    {
+      "expanded": "CompliesWith",
+      "value": "complies:with"
+    },
+    {
+      "expanded": "Dissem",
+      "value": "dissem"
+    }
+  ],
+  "version": 1,
+  "description": "A subset of Information Security Marking Metadata ISM as required by Executive Order (EO) 13526. As described by DNI.gov as Data Encoding Specifications for Information Security Marking Metadata in Controlled Vocabulary Enumeration Values for ISM",
+  "namespace": "dni-ism"
+}