diff --git a/lib/main.js b/lib/main.js
index f5b4ffa6..7da182bd 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -53,7 +53,9 @@ function _parseVault (options) {
   // Parse .env.vault
   const result = DotenvModule.configDotenv({ path: vaultPath })
   if (!result.parsed) {
-    throw new Error(`MISSING_DATA: Cannot parse ${vaultPath} for an unknown reason`)
+    const err = new Error(`MISSING_DATA: Cannot parse ${vaultPath} for an unknown reason`)
+    err.code = 'MISSING_DATA'
+    throw err
   }
 
   // handle scenario for comma separated keys - for use with key rotation
@@ -121,7 +123,9 @@ function _instructions (result, dotenvKey) {
     uri = new URL(dotenvKey)
   } catch (error) {
     if (error.code === 'ERR_INVALID_URL') {
-      throw new Error('INVALID_DOTENV_KEY: Wrong format. Must be in valid uri format like dotenv://:key_1234@dotenv.org/vault/.env.vault?environment=development')
+      const err = new Error('INVALID_DOTENV_KEY: Wrong format. Must be in valid uri format like dotenv://:key_1234@dotenv.org/vault/.env.vault?environment=development')
+      err.code = 'INVALID_DOTENV_KEY'
+      throw err
     }
 
     throw error
@@ -130,20 +134,26 @@ function _instructions (result, dotenvKey) {
   // Get decrypt key
   const key = uri.password
   if (!key) {
-    throw new Error('INVALID_DOTENV_KEY: Missing key part')
+    const err = new Error('INVALID_DOTENV_KEY: Missing key part')
+    err.code = 'INVALID_DOTENV_KEY'
+    throw err
   }
 
   // Get environment
   const environment = uri.searchParams.get('environment')
   if (!environment) {
-    throw new Error('INVALID_DOTENV_KEY: Missing environment part')
+    const err = new Error('INVALID_DOTENV_KEY: Missing environment part')
+    err.code = 'INVALID_DOTENV_KEY'
+    throw err
   }
 
   // Get ciphertext payload
   const environmentKey = `DOTENV_VAULT_${environment.toUpperCase()}`
   const ciphertext = result.parsed[environmentKey] // DOTENV_VAULT_PRODUCTION
   if (!ciphertext) {
-    throw new Error(`NOT_FOUND_DOTENV_ENVIRONMENT: Cannot locate environment ${environmentKey} in your .env.vault file.`)
+    const err = new Error(`NOT_FOUND_DOTENV_ENVIRONMENT: Cannot locate environment ${environmentKey} in your .env.vault file.`)
+    err.code = 'NOT_FOUND_DOTENV_ENVIRONMENT'
+    throw err
   }
 
   return { ciphertext, key }
@@ -255,14 +265,14 @@ function decrypt (encrypted, keyStr) {
     const decryptionFailed = error.message === 'Unsupported state or unable to authenticate data'
 
     if (isRange || invalidKeyLength) {
-      const msg = 'INVALID_DOTENV_KEY: It must be 64 characters long (or more)'
-      throw new Error(msg)
+      const err = new Error('INVALID_DOTENV_KEY: It must be 64 characters long (or more)')
+      err.code = 'INVALID_DOTENV_KEY'
+      throw err
     } else if (decryptionFailed) {
-      const msg = 'DECRYPTION_FAILED: Please check your DOTENV_KEY'
-      throw new Error(msg)
+      const err = new Error('DECRYPTION_FAILED: Please check your DOTENV_KEY')
+      err.code = 'DECRYPTION_FAILED'
+      throw err
     } else {
-      console.error('Error: ', error.code)
-      console.error('Error: ', error.message)
       throw error
     }
   }
@@ -274,7 +284,9 @@ function populate (processEnv, parsed, options = {}) {
   const override = Boolean(options && options.override)
 
   if (typeof parsed !== 'object') {
-    throw new Error('OBJECT_REQUIRED: Please check the processEnv argument being passed to populate')
+    const err = new Error('OBJECT_REQUIRED: Please check the processEnv argument being passed to populate')
+    err.code = 'OBJECT_REQUIRED'
+    throw err
   }
 
   // Set process.env