diff --git a/CHANGELOG.md b/CHANGELOG.md
index 72d33f1e..88ec81d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
   * AmountOfMoney: **new!**
   * Distance: **new!**
   * Temperature: **new!**
+  * Volume: **new!**
 
 * EN (English)
   * Time: Allow latent match for \<part-of-day\> \<latent-time-of-day\>
diff --git a/Duckling/Dimensions/CA.hs b/Duckling/Dimensions/CA.hs
index 2dbcce1c..ca2dd372 100644
--- a/Duckling/Dimensions/CA.hs
+++ b/Duckling/Dimensions/CA.hs
@@ -18,4 +18,5 @@ allDimensions =
   , Seal Numeral
   , Seal Ordinal
   , Seal Temperature
+  , Seal Volume
   ]
diff --git a/Duckling/Rules/CA.hs b/Duckling/Rules/CA.hs
index bd7fc27a..efa17871 100644
--- a/Duckling/Rules/CA.hs
+++ b/Duckling/Rules/CA.hs
@@ -22,6 +22,7 @@ import qualified Duckling.Distance.CA.Rules as Distance
 import qualified Duckling.Numeral.CA.Rules as Numeral
 import qualified Duckling.Ordinal.CA.Rules as Ordinal
 import qualified Duckling.Temperature.CA.Rules as Temperature
+import qualified Duckling.Volume.CA.Rules as Volume
 import Duckling.Types
 
 defaultRules :: Seal Dimension -> [Rule]
@@ -46,5 +47,5 @@ langRules (Seal Temperature) = Temperature.rules
 langRules (Seal Time) = []
 langRules (Seal TimeGrain) = []
 langRules (Seal Url) = []
-langRules (Seal Volume) = []
+langRules (Seal Volume) = Volume.rules
 langRules (Seal (CustomDimension _)) = []
diff --git a/Duckling/Volume/CA/Corpus.hs b/Duckling/Volume/CA/Corpus.hs
new file mode 100644
index 00000000..e9146188
--- /dev/null
+++ b/Duckling/Volume/CA/Corpus.hs
@@ -0,0 +1,43 @@
+-- Copyright (c) 2016-present, Facebook, Inc.
+-- All rights reserved.
+--
+-- This source code is licensed under the BSD-style license found in the
+-- LICENSE file in the root directory of this source tree.
+
+
+{-# LANGUAGE OverloadedStrings #-}
+
+module Duckling.Volume.CA.Corpus
+  ( corpus ) where
+
+import Data.String
+import Prelude
+
+import Duckling.Locale
+import Duckling.Resolve
+import Duckling.Volume.Types
+import Duckling.Testing.Types
+
+corpus :: Corpus
+corpus = (testContext {locale = makeLocale CA Nothing}, testOptions, allExamples)
+
+allExamples :: [Example]
+allExamples = concat
+  [ examples (simple Millilitre 250)
+             [ "250 mililitres"
+             , "250ml"
+             , "250 ml"
+             ]
+  , examples (simple Litre 2)
+             [ "2 litres"
+             ]
+  , examples (simple Gallon 3)
+             [ "3 galó"
+             ]
+  , examples (simple Hectolitre 3)
+             [ "3 hectolitres"
+             ]
+  , examples (simple Litre 0.5)
+             [ "mig litre"
+             ]
+  ]
diff --git a/Duckling/Volume/CA/Rules.hs b/Duckling/Volume/CA/Rules.hs
new file mode 100644
index 00000000..cb418618
--- /dev/null
+++ b/Duckling/Volume/CA/Rules.hs
@@ -0,0 +1,67 @@
+-- Copyright (c) 2016-present, Facebook, Inc.
+-- All rights reserved.
+--
+-- This source code is licensed under the BSD-style license found in the
+-- LICENSE file in the root directory of this source tree.
+
+{-# LANGUAGE GADTs #-}
+{-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE OverloadedStrings #-}
+
+module Duckling.Volume.CA.Rules
+  ( rules ) where
+
+import Data.String
+import Data.Text (Text)
+import Prelude
+
+import Duckling.Dimensions.Types
+import Duckling.Types
+import Duckling.Volume.Helpers
+import qualified Duckling.Volume.Types as TVolume
+
+volumes :: [(Text, String, TVolume.Unit)]
+volumes = [ ("<latent vol> ml"    , "m(l|ililitres?)", TVolume.Millilitre)
+          , ("<vol> hectoliters"  , "(hectolitres?)" , TVolume.Hectolitre)
+          , ("<vol> liters"       , "l(itres?)?"     , TVolume.Litre)
+          , ("<latent vol> gallon", "gal(ons|ó)"     , TVolume.Gallon)
+          ]
+
+rulesVolumes :: [Rule]
+rulesVolumes = map go volumes
+  where
+    go :: (Text, String, TVolume.Unit) -> Rule
+    go (name, regexPattern, u) = Rule
+      { name = name
+      , pattern =
+        [ regex regexPattern
+        ]
+      , prod = \_ -> Just $ Token Volume $ unitOnly u
+      }
+
+fractions :: [(Text, String, Double)]
+fractions = [ ("half", "mig", 1/2)
+            ]
+
+rulesFractionalVolume :: [Rule]
+rulesFractionalVolume = map go fractions
+  where
+    go :: (Text, String, Double) -> Rule
+    go (name, regexPattern, f) = Rule
+      { name = name
+      , pattern =
+        [ regex regexPattern
+        , Predicate isUnitOnly
+        ]
+      , prod = \case
+        (_:
+         Token Volume TVolume.VolumeData{TVolume.unit = Just u}:
+         _) ->
+          Just $ Token Volume $ volume u f
+        _ -> Nothing
+      }
+
+rules :: [Rule]
+rules =
+     rulesVolumes
+  ++ rulesFractionalVolume
diff --git a/duckling.cabal b/duckling.cabal
index 6582ffaf..3468a0ba 100644
--- a/duckling.cabal
+++ b/duckling.cabal
@@ -824,6 +824,8 @@ library
                      -- Volume
                      , Duckling.Volume.AR.Corpus
                      , Duckling.Volume.AR.Rules
+                     , Duckling.Volume.CA.Corpus
+                     , Duckling.Volume.CA.Rules
                      , Duckling.Volume.DE.Corpus
                      , Duckling.Volume.DE.Rules
                      , Duckling.Volume.EN.Corpus
@@ -1158,6 +1160,7 @@ test-suite duckling-test
 
                      -- Volume
                      , Duckling.Volume.AR.Tests
+                     , Duckling.Volume.CA.Tests
                      , Duckling.Volume.DE.Tests
                      , Duckling.Volume.EN.Tests
                      , Duckling.Volume.ES.Tests
diff --git a/tests/Duckling/Volume/CA/Tests.hs b/tests/Duckling/Volume/CA/Tests.hs
new file mode 100644
index 00000000..a20d96c0
--- /dev/null
+++ b/tests/Duckling/Volume/CA/Tests.hs
@@ -0,0 +1,22 @@
+-- Copyright (c) 2016-present, Facebook, Inc.
+-- All rights reserved.
+--
+-- This source code is licensed under the BSD-style license found in the
+-- LICENSE file in the root directory of this source tree.
+
+
+module Duckling.Volume.CA.Tests
+  ( tests ) where
+
+import Data.String
+import Prelude
+import Test.Tasty
+
+import Duckling.Volume.CA.Corpus
+import Duckling.Dimensions.Types
+import Duckling.Testing.Asserts
+
+tests :: TestTree
+tests = testGroup "CA Tests"
+  [ makeCorpusTest [Seal Volume] corpus
+  ]