diff --git a/phosphor-power-supply/test/power_supply_tests.cpp b/phosphor-power-supply/test/power_supply_tests.cpp
index 5d96fea..309e6df 100644
--- a/phosphor-power-supply/test/power_supply_tests.cpp
+++ b/phosphor-power-supply/test/power_supply_tests.cpp
@@ -29,6 +29,7 @@
     uint8_t statusMFRValue{0x00};
     uint8_t statusCMLValue{0x00};
     uint8_t statusVOUTValue{0x00};
+    uint8_t statusIOUTValue{0x00};
     uint8_t statusTempValue{0x00};
 };
 
@@ -61,6 +62,9 @@
         EXPECT_CALL(mockPMBus, read("status0_vout", _))
             .Times(1)
             .WillOnce(Return(expectations.statusVOUTValue));
+        EXPECT_CALL(mockPMBus, read(STATUS_IOUT, _))
+            .Times(1)
+            .WillOnce(Return(expectations.statusIOUTValue));
         EXPECT_CALL(mockPMBus, read(STATUS_TEMPERATURE, _))
             .Times(1)
             .WillOnce(Return(expectations.statusTempValue));
@@ -146,6 +150,7 @@
         EXPECT_EQ(psu->hasMFRFault(), false);
         EXPECT_EQ(psu->hasVINUVFault(), false);
         EXPECT_EQ(psu->hasVoutOVFault(), false);
+        EXPECT_EQ(psu->hasIoutOCFault(), false);
         EXPECT_EQ(psu->hasTempFault(), false);
         EXPECT_EQ(psu->hasPgoodFault(), false);
     }
@@ -193,6 +198,7 @@
         EXPECT_EQ(psu.hasVINUVFault(), false);
         EXPECT_EQ(psu.hasCommFault(), false);
         EXPECT_EQ(psu.hasVoutOVFault(), false);
+        EXPECT_EQ(psu.hasIoutOCFault(), false);
         EXPECT_EQ(psu.hasTempFault(), false);
         EXPECT_EQ(psu.hasPgoodFault(), false);
     }
@@ -227,6 +233,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
 
@@ -243,6 +250,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -267,6 +275,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), true);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -290,6 +299,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -313,6 +323,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), true);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -336,6 +347,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), true);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -361,6 +373,31 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), true);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
+        EXPECT_EQ(psu2.hasTempFault(), false);
+        EXPECT_EQ(psu2.hasPgoodFault(), false);
+    }
+
+    // IOUT_OC_FAULT fault
+    {
+        // First STATUS_WORD with no bits set, then with IOUT_OC fault.
+        PMBusExpectations expectations;
+        setPMBusExpectations(mockPMBus, expectations);
+        psu2.analyze();
+        // STATUS_WORD with IOUT_OC fault.
+        expectations.statusWordValue = status_word::IOUT_OC_FAULT;
+        // Turn on STATUS_IOUT fault bit(s)
+        expectations.statusIOUTValue = 0x88;
+        setPMBusExpectations(mockPMBus, expectations);
+        psu2.analyze();
+        EXPECT_EQ(psu2.isPresent(), true);
+        EXPECT_EQ(psu2.isFaulted(), true);
+        EXPECT_EQ(psu2.hasInputFault(), false);
+        EXPECT_EQ(psu2.hasMFRFault(), false);
+        EXPECT_EQ(psu2.hasVINUVFault(), false);
+        EXPECT_EQ(psu2.hasCommFault(), false);
+        EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), true);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -381,6 +418,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), false);
     }
@@ -406,6 +444,7 @@
         EXPECT_EQ(psu2.hasVINUVFault(), false);
         EXPECT_EQ(psu2.hasCommFault(), false);
         EXPECT_EQ(psu2.hasVoutOVFault(), false);
+        EXPECT_EQ(psu2.hasIoutOCFault(), false);
         EXPECT_EQ(psu2.hasTempFault(), false);
         EXPECT_EQ(psu2.hasPgoodFault(), true);
     }
@@ -481,6 +520,7 @@
     EXPECT_EQ(psu.hasVINUVFault(), false);
     EXPECT_EQ(psu.hasCommFault(), false);
     EXPECT_EQ(psu.hasVoutOVFault(), false);
+    EXPECT_EQ(psu.hasIoutOCFault(), false);
     EXPECT_EQ(psu.hasTempFault(), false);
     EXPECT_EQ(psu.hasPgoodFault(), false);
 
@@ -494,6 +534,8 @@
     expectations.statusCMLValue = 0xFF;
     // STATUS_VOUT with bits on.
     expectations.statusVOUTValue = 0xFF;
+    // STATUS_IOUT with bits on.
+    expectations.statusIOUTValue = 0xFF;
     // STATUS_TEMPERATURE with bits on.
     expectations.statusTempValue = 0xFF;
     setPMBusExpectations(mockPMBus, expectations);
@@ -505,6 +547,7 @@
     EXPECT_EQ(psu.hasVINUVFault(), true);
     EXPECT_EQ(psu.hasCommFault(), true);
     EXPECT_EQ(psu.hasVoutOVFault(), true);
+    EXPECT_EQ(psu.hasIoutOCFault(), true);
     EXPECT_EQ(psu.hasTempFault(), true);
     EXPECT_EQ(psu.hasPgoodFault(), true);
     EXPECT_CALL(mockPMBus, read("in1_input", _))
@@ -518,6 +561,7 @@
     EXPECT_EQ(psu.hasVINUVFault(), false);
     EXPECT_EQ(psu.hasCommFault(), false);
     EXPECT_EQ(psu.hasVoutOVFault(), false);
+    EXPECT_EQ(psu.hasIoutOCFault(), false);
     EXPECT_EQ(psu.hasTempFault(), false);
     EXPECT_EQ(psu.hasPgoodFault(), false);
 
@@ -609,6 +653,8 @@
     expectations.statusCMLValue = 0xFF;
     // STATUS_VOUT with fault bits on.
     expectations.statusVOUTValue = 0xFF;
+    // STATUS_IOUT with fault bits on.
+    expectations.statusIOUTValue = 0xFF;
     // STATUS_TEMPERATURE with fault bits on.
     expectations.statusTempValue = 0xFF;
     setPMBusExpectations(mockPMBus, expectations);
@@ -743,6 +789,37 @@
     EXPECT_EQ(psu.hasVoutOVFault(), false);
 }
 
+TEST_F(PowerSupplyTests, HasIoutOCFault)
+{
+    auto bus = sdbusplus::bus::new_default();
+
+    PowerSupply psu{bus, PSUInventoryPath, 3, 0x6d, PSUGPIOLineName};
+    MockedGPIOInterface* mockPresenceGPIO =
+        static_cast<MockedGPIOInterface*>(psu.getPresenceGPIO());
+    // Always return 1 to indicate present.
+    EXPECT_CALL(*mockPresenceGPIO, read()).WillRepeatedly(Return(1));
+    psu.analyze();
+    MockedPMBus& mockPMBus = static_cast<MockedPMBus&>(psu.getPMBus());
+    EXPECT_EQ(psu.hasIoutOCFault(), false);
+    // STATUS_WORD 0x0000 is powered on, no faults.
+    PMBusExpectations expectations;
+    setPMBusExpectations(mockPMBus, expectations);
+    psu.analyze();
+    EXPECT_EQ(psu.hasIoutOCFault(), false);
+    // Turn fault on.
+    expectations.statusWordValue = status_word::IOUT_OC_FAULT;
+    // STATUS_IOUT fault bit(s)
+    expectations.statusIOUTValue = 0x88;
+    setPMBusExpectations(mockPMBus, expectations);
+    psu.analyze();
+    EXPECT_EQ(psu.hasIoutOCFault(), true);
+    // Back to no fault bits on in STATUS_WORD
+    expectations.statusWordValue = 0;
+    setPMBusExpectations(mockPMBus, expectations);
+    psu.analyze();
+    EXPECT_EQ(psu.hasIoutOCFault(), false);
+}
+
 TEST_F(PowerSupplyTests, HasTempFault)
 {
     auto bus = sdbusplus::bus::new_default();