diff --git a/browser/components/payments/res/debugging.js b/browser/components/payments/res/debugging.js
index 8fa0e828f20f..d01fcda76d82 100644
--- a/browser/components/payments/res/debugging.js
+++ b/browser/components/payments/res/debugging.js
@@ -178,9 +178,7 @@ let REQUEST_2 = {
             },
           },
         ],
-        data: {
-          supportedTypes: "credit",
-        },
+        data: {},
       },
     ],
     error: "",
diff --git a/browser/components/payments/res/paymentRequest.js b/browser/components/payments/res/paymentRequest.js
index 06c2d3d31d62..bbd2b412f5b0 100644
--- a/browser/components/payments/res/paymentRequest.js
+++ b/browser/components/payments/res/paymentRequest.js
@@ -250,7 +250,7 @@ var paymentRequest = {
     }
     let modifier = modifiers.find(m => {
       // take the first matching modifier
-      // TODO (bug 1429198): match on supportedTypes and supportedNetworks
+      // TODO (bug 1429198): match on supportedNetworks
       return m.supportedMethods == "basic-card";
     });
     return modifier || null;
diff --git a/browser/components/payments/test/PaymentTestUtils.jsm b/browser/components/payments/test/PaymentTestUtils.jsm
index a32deaa0e7e6..f68ce0d207d0 100644
--- a/browser/components/payments/test/PaymentTestUtils.jsm
+++ b/browser/components/payments/test/PaymentTestUtils.jsm
@@ -421,9 +421,7 @@ var PaymentTestUtils = {
             label: "Total due",
             amount: { currency: "USD", value: "2.50" },
           },
-          data: {
-            supportedTypes: "credit",
-          },
+          data: {},
         },
         {
           additionalDisplayItems: [
diff --git a/dom/payments/test/ConstructorChromeScript.js b/dom/payments/test/ConstructorChromeScript.js
index 22e4cd472f3d..5b8b32920ef4 100644
--- a/dom/payments/test/ConstructorChromeScript.js
+++ b/dom/payments/test/ConstructorChromeScript.js
@@ -108,20 +108,6 @@ function checkComplexRequest(payRequest) {
                    supportedNetworks[idx] + "'.");
     }
   }
-  const supportedTypes = data.supportedTypes;
-  const expectedSupportedTypes = ["prepaid", "debit", "credit"];
-  if (supportedTypes.length != expectedSupportedTypes.length) {
-    emitTestFail("supportedTypes.length should be '" +
-                 expectedSupportedTypes.length + "', but got '" +
-                 supportedTypes.length + "'.");
-  }
-  for (let idx = 0; idx < supportedTypes.length; idx++) {
-    if (supportedTypes[idx] != expectedSupportedTypes[idx]) {
-      emitTestFail("supportedTypes[" + idx + "] should be '" +
-                   expectedSupportedTypes[idx] + "', but got '" +
-                   supportedTypes[idx] + "'.");
-    }
-  }
   // checking the passed PaymentDetails parameter
   const details = payRequest.paymentDetails;
   if (details.id != "payment details" ) {
diff --git a/dom/payments/test/DefaultData.js b/dom/payments/test/DefaultData.js
index f5661d759cd1..56ca1a27615f 100644
--- a/dom/payments/test/DefaultData.js
+++ b/dom/payments/test/DefaultData.js
@@ -5,7 +5,6 @@ const defaultMethods = [{
     supportedNetworks: ['unionpay', 'visa', 'mastercard', 'amex', 'discover',
                         'diners', 'jcb', 'mir',
     ],
-    supportedTypes: ['prepaid', 'debit', 'credit'],
   },
 }, {
   supportedMethods: "testing-payment-method",
diff --git a/dom/payments/test/test_basiccard.html b/dom/payments/test/test_basiccard.html
index 96afa17bb191..7329dd5e641f 100644
--- a/dom/payments/test/test_basiccard.html
+++ b/dom/payments/test/test_basiccard.html
@@ -21,13 +21,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1375345
   }
   gScript.addMessageListener("test-fail", testFailHandler);
 
-  const errorTypesMethods = [{
-    supportedMethods: "basic-card",
-    data: {
-      supportedTypes: ["myType"],
-    },
-  }];
-
   const errorNetworksMethods = [{
     supportedMethods: "basic-card",
     data: {
@@ -55,7 +48,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1375345
       supportedNetworks: ["unionpay", "visa", "mastercard", "amex", "discover",
                           "diners", "jcb", "mir",
       ],
-      supportedTypes: ["prepaid", "debit", "credit"],
     },
   }];
   const defaultDetails = {
@@ -97,19 +89,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1375345
     shippingType: "shipping"
   };
 
-  function testBasicCardRequestWithErrorTypes() {
-    return new Promise((resolve, reject) => {
-      try {
-        const payRequest = new PaymentRequest(errorTypesMethods, defaultDetails, defaultOptions);
-        ok(false, "Expected 'TypeError', but got success construction.");
-        resolve();
-      } catch (e) {
-        is(e.name, "TypeError", "Expected TypeError, but got " + e.name);
-        resolve();
-      }
-    });
-  }
-
   function testBasicCardRequestWithErrorNetworks() {
     return new Promise((resolve, reject) => {
       try {
@@ -282,8 +261,7 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1375345
   }
 
   function runTests() {
-    testBasicCardRequestWithErrorTypes()
-    .then(testBasicCardRequestWithErrorNetworks)
+    testBasicCardRequestWithErrorNetworks()
     .then(testBasicCardRequestWithUnconvertableData)
     .then(testBasicCardRequestWithNullData)
     .then(testBasicCardRequestWithEmptyData)
diff --git a/dom/payments/test/test_constructor.html b/dom/payments/test/test_constructor.html
index 1374bba47662..35b8cb6918fa 100644
--- a/dom/payments/test/test_constructor.html
+++ b/dom/payments/test/test_constructor.html
@@ -40,7 +40,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1345361
       supportedNetworks: ['unionpay', 'visa', 'mastercard', 'amex', 'discover',
                           'diners', 'jcb', 'mir',
       ],
-      supportedTypes: ['prepaid', 'debit', 'credit'],
     },
   }];
 
diff --git a/dom/payments/test/test_requestShipping.html b/dom/payments/test/test_requestShipping.html
index a86a24694760..5f75ad70495b 100644
--- a/dom/payments/test/test_requestShipping.html
+++ b/dom/payments/test/test_requestShipping.html
@@ -27,7 +27,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1436903
       supportedNetworks: ['unionpay', 'visa', 'mastercard', 'amex', 'discover',
                           'diners', 'jcb', 'mir',
       ],
-      supportedTypes: ['prepaid', 'debit', 'credit'],
     },
   }, {
     supportedMethods: "testing-payment-method",
diff --git a/dom/payments/test/test_showPayment.html b/dom/payments/test/test_showPayment.html
index 1f312bdab367..de957679c6d0 100644
--- a/dom/payments/test/test_showPayment.html
+++ b/dom/payments/test/test_showPayment.html
@@ -33,7 +33,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1345366
       supportedNetworks: ['unionpay', 'visa', 'mastercard', 'amex', 'discover',
                           'diners', 'jcb', 'mir',
       ],
-      supportedTypes: ['prepaid', 'debit', 'credit'],
     },
   }, {
     supportedMethods: "testing-payment-method",
diff --git a/dom/webidl/BasicCardPayment.webidl b/dom/webidl/BasicCardPayment.webidl
index 8d5c0688a463..1d8c7e00c6da 100644
--- a/dom/webidl/BasicCardPayment.webidl
+++ b/dom/webidl/BasicCardPayment.webidl
@@ -6,15 +6,9 @@
  * The origin of this WebIDL file is
  *   https://www.w3.org/TR/payment-request/#paymentrequest-interface
  */
-enum BasicCardType {
-  "credit",
-  "debit",
-  "prepaid"
-};
 
 dictionary BasicCardRequest {
   sequence<DOMString> supportedNetworks;
-  sequence<BasicCardType> supportedTypes;
 };
 
 dictionary BasicCardResponse {