diff --git a/atst/forms/financial.py b/atst/forms/financial.py
index 6463f735..ad063613 100644
--- a/atst/forms/financial.py
+++ b/atst/forms/financial.py
@@ -113,7 +113,7 @@ class BaseFinancialForm(ValidatedForm):
 
     treasury_code = StringField(
         "Program Treasury Code",
-        description="Program Treasury Code (or Appropriations Code) identifies resource types. <br/> <em>It should be a four digit or six digit number, prefixed by one or more zeros.</em>",
+        description="Program Treasury Code (or Appropriations Code) identifies resource types. <br/> <em>It should be a four digit or six digit number, optionally prefixed by one or more zeros.</em>",
         validators=[Required(), Regexp(TREASURY_CODE_REGEX)]
     )
 
diff --git a/js/lib/input_validations.js b/js/lib/input_validations.js
index 04b870ad..9ef234ff 100644
--- a/js/lib/input_validations.js
+++ b/js/lib/input_validations.js
@@ -64,10 +64,10 @@ export default {
     validationError: 'Please enter a valid PE number. Note that it should be 7 digits followed by 1-3 letters, and should have a zero as the first and third digits.'
   },
   treasuryCode: {
-    mask: createNumberMask({ prefix: '0', allowDecimal: false, allowLeadingZeroes: true, includeThousandsSeparator: false }),
+    mask: createNumberMask({ prefix: '', allowDecimal: false, allowLeadingZeroes: true, includeThousandsSeparator: false }),
     match: /^0*([1-9]{4}|[1-9]{6})$/,
     unmask: [],
-    validationError: 'Please enter a valid Program Treasury Code. Note that it should be a four digit or six digit number, prefixed by one or more zeros.'
+    validationError: 'Please enter a valid Program Treasury Code. Note that it should be a four digit or six digit number, optionally prefixed by one or more zeros.'
   },
   baCode: {
     mask: val => {