diff --git a/apps/contract-verification/src/app/components/ConstructorArguments.tsx b/apps/contract-verification/src/app/components/ConstructorArguments.tsx
index 46fa9822a7b..36aab2c6d2b 100644
--- a/apps/contract-verification/src/app/components/ConstructorArguments.tsx
+++ b/apps/contract-verification/src/app/components/ConstructorArguments.tsx
@@ -44,12 +44,16 @@ export const ConstructorArguments: React.FC<ConstructorArgumentsProps> = ({ abiE
 
   const constructorArgsInInitialState = useRef(true)
   useEffect(() => {
+    // Ensures that error is not reset when tabs are switched
+    if ((!abiEncodingError && !abiEncodedConstructorArgs) || !constructorArgsInInitialState.current) {
+      setAbiEncodingError(constructorArgs?.length === 0 ? '' : 'Some constructor arguments are missing')
+    }
+
     if (constructorArgsInInitialState.current) {
       constructorArgsInInitialState.current = false
       return
     }
     setAbiEncodedConstructorArgs('')
-    setAbiEncodingError('')
     setConstructorArgsValues(Array(constructorArgs?.length ?? 0).fill(''))
   }, [constructorArgs])
 
@@ -60,7 +64,7 @@ export const ConstructorArguments: React.FC<ConstructorArgumentsProps> = ({ abiE
     // if any constructorArgsValue is falsey (empty etc.), don't encode yet
     if (changedConstructorArgsValues.some((value) => !value)) {
       setAbiEncodedConstructorArgs('')
-      setAbiEncodingError('')
+      setAbiEncodingError('Some constructor arguments are missing')
       return
     }
 
@@ -112,7 +116,7 @@ export const ConstructorArguments: React.FC<ConstructorArgumentsProps> = ({ abiE
         <div>
           {' '}
           <textarea className="form-control" rows={5} placeholder="0x00000000000000000000000000000000d41867734bbee4c6863d9255b2b06ac1..." value={abiEncodedConstructorArgs} onChange={(e) => handleRawConstructorArgs(e.target.value)} />
-          {abiEncodingError && <div className="text-danger small">{abiEncodingError}</div>}
+          {abiEncodedConstructorArgs && abiEncodingError && <div className="text-danger small">{abiEncodingError}</div>}
         </div>
       ) : (
         <div>
@@ -133,7 +137,7 @@ export const ConstructorArguments: React.FC<ConstructorArgumentsProps> = ({ abiE
               <textarea className="form-control" rows={5} disabled value={abiEncodedConstructorArgs} id="rawAbiEncodingResult" style={{ opacity: 0.5 }} />
             </div>
           )}
-          {abiEncodingError && <div className="text-danger small">{abiEncodingError}</div>}
+          {constructorArgsValues.some((value) => !!value) && abiEncodingError && <div className="text-danger small">{abiEncodingError}</div>}
         </div>
       )}
     </div>
diff --git a/apps/contract-verification/src/app/views/VerifyView.tsx b/apps/contract-verification/src/app/views/VerifyView.tsx
index 32ee3d995f7..24e9cebc025 100644
--- a/apps/contract-verification/src/app/views/VerifyView.tsx
+++ b/apps/contract-verification/src/app/views/VerifyView.tsx
@@ -25,7 +25,7 @@ export const VerifyView = () => {
   const sourcifySupported = useSourcifySupported(selectedChain, chainSettings)
 
   const noVerifierEnabled = VERIFIERS.every((verifierId) => !validConfiguration(chainSettings, verifierId) || (verifierId === 'Sourcify' && !sourcifySupported)) || Object.values(enabledVerifiers).every((enabled) => !enabled)
-  const submitDisabled = !!contractAddressError || !contractAddress || !selectedChain || !selectedContract || (hasProxy && !!proxyAddressError) || (hasProxy && !proxyAddress) || noVerifierEnabled
+  const submitDisabled = !!contractAddressError || !contractAddress || !selectedChain || !selectedContract || (hasProxy && !!proxyAddressError) || (hasProxy && !proxyAddress) || noVerifierEnabled || (enabledVerifiers['Etherscan'] && !abiEncodedConstructorArgs && !!abiEncodingError)
 
   // Enable all verifiers with valid configuration
   useEffect(() => {
@@ -270,8 +270,9 @@ export const VerifyView = () => {
         (!!contractAddressError || !contractAddress) ? <FormattedMessage id="contract-verification.contractAddressError" defaultMessage="Please provide a valid contract address." /> :
           !selectedChain ? <FormattedMessage id="contract-verification.chainError" defaultMessage="Please select the chain." /> :
             !selectedContract ? <FormattedMessage id="contract-verification.selectedContractError" defaultMessage="Please select the contract." /> :
-              ((hasProxy && !!proxyAddressError) || (hasProxy && !proxyAddress)) ? <FormattedMessage id="contract-verification.proxyAddressError" defaultMessage="Please provide a valid proxy address." /> :
-                <FormattedMessage id="contract-verification.generalVerifyError" defaultMessage={"Please provide all necessary data to verify"} />) // Is not expected to be a case
+              enabledVerifiers['Etherscan'] && !abiEncodedConstructorArgs && !!abiEncodingError ? <FormattedMessage id="contract-verification.constructorArgumentsError" defaultMessage="Must provide constructor arguments if verifying on Etherscan" /> :
+                ((hasProxy && !!proxyAddressError) || (hasProxy && !proxyAddress)) ? <FormattedMessage id="contract-verification.proxyAddressError" defaultMessage="Please provide a valid proxy address." /> :
+                  <FormattedMessage id="contract-verification.generalVerifyError" defaultMessage={"Please provide all necessary data to verify"} />) // Is not expected to be a case
         : <FormattedMessage id="contract-verification.verifyButtonTooltip" defaultMessage="Verify the contract on the selected chains with the selected verifiers." />}>
         <button type="submit" className="w-100 btn btn-primary mt-3" disabled={submitDisabled}>
           <FormattedMessage id="contract-verification.verifyButton" defaultMessage="Verify" />