diff --git a/schemas/2020-12/iso/coordinate/2022/altitude.json b/schemas/2020-12/iso/coordinate/2022/altitude.json
new file mode 100644
index 00000000..8b560a46
--- /dev/null
+++ b/schemas/2020-12/iso/coordinate/2022/altitude.json
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "ISO 6709:2022 Altitude",
+  "description": "An altitude or height in meters relative to the reference ellipsoid, with positive values above and negative values below",
+  "examples": [ 0, 100, -50, 8848.86, -10994 ],
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "x-links": [ "https://www.iso.org/standard/75147.html" ],
+  "type": "number"
+}
diff --git a/schemas/2020-12/iso/coordinate/2022/latitude.json b/schemas/2020-12/iso/coordinate/2022/latitude.json
new file mode 100644
index 00000000..833202d6
--- /dev/null
+++ b/schemas/2020-12/iso/coordinate/2022/latitude.json
@@ -0,0 +1,11 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "ISO 6709:2022 Latitude",
+  "description": "A latitude coordinate in decimal degrees, ranging from -90 (south pole) to +90 (north pole)",
+  "examples": [ 0, 37.7749, -33.8688, 90, -90 ],
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "x-links": [ "https://www.iso.org/standard/75147.html" ],
+  "$ref": "../../../bipm/si/2019/non-si/unit/degree.json",
+  "maximum": 90,
+  "minimum": -90
+}
diff --git a/schemas/2020-12/iso/coordinate/2022/longitude.json b/schemas/2020-12/iso/coordinate/2022/longitude.json
new file mode 100644
index 00000000..7b77aff5
--- /dev/null
+++ b/schemas/2020-12/iso/coordinate/2022/longitude.json
@@ -0,0 +1,11 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "title": "ISO 6709:2022 Longitude",
+  "description": "A longitude coordinate in decimal degrees, ranging from -180 (west) to +180 (east)",
+  "examples": [ 0, -122.419, 151.209, 180, -180 ],
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "x-links": [ "https://www.iso.org/standard/75147.html" ],
+  "$ref": "../../../bipm/si/2019/non-si/unit/degree.json",
+  "maximum": 180,
+  "minimum": -180
+}
diff --git a/test/iso/coordinate/2022/altitude.test.json b/test/iso/coordinate/2022/altitude.test.json
new file mode 100644
index 00000000..2f8e6b31
--- /dev/null
+++ b/test/iso/coordinate/2022/altitude.test.json
@@ -0,0 +1,66 @@
+{
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "target": "../../../../schemas/2020-12/iso/coordinate/2022/altitude.json",
+  "tests": [
+    {
+      "description": "Valid - sea level",
+      "data": 0,
+      "valid": true
+    },
+    {
+      "description": "Valid - Mount Everest summit",
+      "data": 8848.86,
+      "valid": true
+    },
+    {
+      "description": "Valid - Mariana Trench",
+      "data": -10994,
+      "valid": true
+    },
+    {
+      "description": "Valid - positive integer",
+      "data": 100,
+      "valid": true
+    },
+    {
+      "description": "Valid - negative decimal",
+      "data": -50.5,
+      "valid": true
+    },
+    {
+      "description": "Valid - very high altitude",
+      "data": 100000,
+      "valid": true
+    },
+    {
+      "description": "Valid - very deep",
+      "data": -100000,
+      "valid": true
+    },
+    {
+      "description": "Invalid type - string",
+      "data": "100",
+      "valid": false
+    },
+    {
+      "description": "Invalid type - boolean",
+      "data": true,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - null",
+      "data": null,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - array",
+      "data": [],
+      "valid": false
+    },
+    {
+      "description": "Invalid type - object",
+      "data": {},
+      "valid": false
+    }
+  ]
+}
diff --git a/test/iso/coordinate/2022/latitude.test.json b/test/iso/coordinate/2022/latitude.test.json
new file mode 100644
index 00000000..20e39d35
--- /dev/null
+++ b/test/iso/coordinate/2022/latitude.test.json
@@ -0,0 +1,76 @@
+{
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "target": "../../../../schemas/2020-12/iso/coordinate/2022/latitude.json",
+  "tests": [
+    {
+      "description": "Valid - equator",
+      "data": 0,
+      "valid": true
+    },
+    {
+      "description": "Valid - north pole",
+      "data": 90,
+      "valid": true
+    },
+    {
+      "description": "Valid - south pole",
+      "data": -90,
+      "valid": true
+    },
+    {
+      "description": "Valid - positive decimal",
+      "data": 37.7749,
+      "valid": true
+    },
+    {
+      "description": "Valid - negative decimal",
+      "data": -33.8688,
+      "valid": true
+    },
+    {
+      "description": "Invalid - above north pole",
+      "data": 90.1,
+      "valid": false
+    },
+    {
+      "description": "Invalid - below south pole",
+      "data": -90.1,
+      "valid": false
+    },
+    {
+      "description": "Invalid - way above range",
+      "data": 180,
+      "valid": false
+    },
+    {
+      "description": "Invalid - way below range",
+      "data": -180,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - string",
+      "data": "37.7749",
+      "valid": false
+    },
+    {
+      "description": "Invalid type - boolean",
+      "data": true,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - null",
+      "data": null,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - array",
+      "data": [],
+      "valid": false
+    },
+    {
+      "description": "Invalid type - object",
+      "data": {},
+      "valid": false
+    }
+  ]
+}
diff --git a/test/iso/coordinate/2022/longitude.test.json b/test/iso/coordinate/2022/longitude.test.json
new file mode 100644
index 00000000..8e8eb73a
--- /dev/null
+++ b/test/iso/coordinate/2022/longitude.test.json
@@ -0,0 +1,76 @@
+{
+  "x-license": "https://github.com/sourcemeta/std/blob/main/LICENSE",
+  "target": "../../../../schemas/2020-12/iso/coordinate/2022/longitude.json",
+  "tests": [
+    {
+      "description": "Valid - prime meridian",
+      "data": 0,
+      "valid": true
+    },
+    {
+      "description": "Valid - antimeridian east",
+      "data": 180,
+      "valid": true
+    },
+    {
+      "description": "Valid - antimeridian west",
+      "data": -180,
+      "valid": true
+    },
+    {
+      "description": "Valid - positive decimal",
+      "data": 151.209,
+      "valid": true
+    },
+    {
+      "description": "Valid - negative decimal",
+      "data": -122.419,
+      "valid": true
+    },
+    {
+      "description": "Invalid - above east limit",
+      "data": 180.1,
+      "valid": false
+    },
+    {
+      "description": "Invalid - below west limit",
+      "data": -180.1,
+      "valid": false
+    },
+    {
+      "description": "Invalid - way above range",
+      "data": 360,
+      "valid": false
+    },
+    {
+      "description": "Invalid - way below range",
+      "data": -360,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - string",
+      "data": "-122.419",
+      "valid": false
+    },
+    {
+      "description": "Invalid type - boolean",
+      "data": true,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - null",
+      "data": null,
+      "valid": false
+    },
+    {
+      "description": "Invalid type - array",
+      "data": [],
+      "valid": false
+    },
+    {
+      "description": "Invalid type - object",
+      "data": {},
+      "valid": false
+    }
+  ]
+}