diff --git a/icu4c/source/i18n/currpinf.cpp b/icu4c/source/i18n/currpinf.cpp
index e80d84702b..436e892941 100644
--- a/icu4c/source/i18n/currpinf.cpp
+++ b/icu4c/source/i18n/currpinf.cpp
@@ -19,6 +19,7 @@
 #include "unicode/locid.h"
 #include "unicode/plurrule.h"
 #include "unicode/ures.h"
+#include "unicode/numsys.h"
 #include "cstring.h"
 #include "hash.h"
 #include "uresimp.h"
@@ -239,13 +240,21 @@ CurrencyPluralInfo::setupCurrencyPluralPattern(const Locale& loc, UErrorCode& st
         return;
     }
 
+	static NumberingSystem *ns = NumberingSystem::createInstance(loc,status);
     UErrorCode ec = U_ZERO_ERROR;
     UResourceBundle *rb = ures_open(NULL, loc.getName(), &ec);
-    rb = ures_getByKeyWithFallback(rb, gNumberElementsTag, rb, &ec);
-    rb = ures_getByKeyWithFallback(rb, gLatnTag, rb, &ec);
+    UResourceBundle *numElements = ures_getByKeyWithFallback(rb, gNumberElementsTag, NULL, &ec);
+    rb = ures_getByKeyWithFallback(numElements, ns->getName(), rb, &ec);
     rb = ures_getByKeyWithFallback(rb, gPatternsTag, rb, &ec);
     int32_t ptnLen;
     const UChar* numberStylePattern = ures_getStringByKeyWithFallback(rb, gDecimalFormatTag, &ptnLen, &ec);
+    // Fall back to "latn" if num sys specific pattern isn't there.
+    if ( ec == U_MISSING_RESOURCE_ERROR && uprv_strcmp(ns->getName(),gLatnTag)) {
+        ec = U_ZERO_ERROR;
+        rb = ures_getByKeyWithFallback(numElements, gLatnTag, rb, &ec);
+        rb = ures_getByKeyWithFallback(rb, gPatternsTag, rb, &ec);
+        numberStylePattern = ures_getStringByKeyWithFallback(rb, gDecimalFormatTag, &ptnLen, &ec);
+    }
     int32_t numberStylePatternLen = ptnLen;
     const UChar* negNumberStylePattern = NULL;
     int32_t negNumberStylePatternLen = 0;
@@ -263,6 +272,8 @@ CurrencyPluralInfo::setupCurrencyPluralPattern(const Locale& loc, UErrorCode& st
             }
         }
     }
+
+    ures_close(numElements);
     ures_close(rb);
 
     if (U_FAILURE(ec)) {
diff --git a/icu4c/source/i18n/decimfmt.cpp b/icu4c/source/i18n/decimfmt.cpp
index edc48dce4a..d8724fcae3 100644
--- a/icu4c/source/i18n/decimfmt.cpp
+++ b/icu4c/source/i18n/decimfmt.cpp
@@ -54,6 +54,7 @@
 #include "unicode/currpinf.h"
 #include "unicode/plurrule.h"
 #include "unicode/utf16.h"
+#include "unicode/numsys.h"
 #include "uresimp.h"
 #include "ucurrimp.h"
 #include "charstr.h"
@@ -386,6 +387,12 @@ DecimalFormat::construct(UErrorCode&             status,
             return;
         }
     }
+    UErrorCode nsStatus = U_ZERO_ERROR;
+    NumberingSystem *ns = NumberingSystem::createInstance(nsStatus);
+    if (U_FAILURE(nsStatus)) {
+        status = nsStatus;
+        return;
+    }
 
     UnicodeString str;
     // Uses the default locale's number format pattern if there isn't
@@ -393,16 +400,23 @@ DecimalFormat::construct(UErrorCode&             status,
     if (pattern == NULL)
     {
         int32_t len = 0;
-        UResourceBundle *resource = ures_open(NULL, Locale::getDefault().getName(), &status);
+        UResourceBundle *top = ures_open(NULL, Locale::getDefault().getName(), &status);
 
-        resource = ures_getByKeyWithFallback(resource, fgNumberElements, resource, &status);
-        // TODO : Get the pattern based on the active numbering system for the locale. Right now assumes "latn".
-        resource = ures_getByKeyWithFallback(resource, fgLatn, resource, &status);
+        UResourceBundle *resource = ures_getByKeyWithFallback(top, fgNumberElements, NULL, &status);
+        resource = ures_getByKeyWithFallback(resource, ns->getName(), resource, &status);
         resource = ures_getByKeyWithFallback(resource, fgPatterns, resource, &status);
         const UChar *resStr = ures_getStringByKeyWithFallback(resource, fgDecimalFormat, &len, &status);
+        if ( status == U_MISSING_RESOURCE_ERROR && uprv_strcmp(fgLatn,ns->getName())) {
+            status = U_ZERO_ERROR;
+            resource = ures_getByKeyWithFallback(top, fgNumberElements, resource, &status);
+            resource = ures_getByKeyWithFallback(resource, fgLatn, resource, &status);
+            resource = ures_getByKeyWithFallback(resource, fgPatterns, resource, &status);
+            resStr = ures_getStringByKeyWithFallback(resource, fgDecimalFormat, &len, &status);
+        }
         str.setTo(TRUE, resStr, len);
         pattern = &str;
         ures_close(resource);
+        ures_close(top);
     }
 
     if (U_FAILURE(status))
@@ -486,6 +500,8 @@ DecimalFormat::setupCurrencyAffixPatterns(UErrorCode& status) {
         return;
     }
 
+    NumberingSystem *ns = NumberingSystem::createInstance(fSymbols->getLocale(),status);
+
     // Save the default currency patterns of this locale.
     // Here, chose onlyApplyPatternWithoutExpandAffix without
     // expanding the affix patterns into affixes.
@@ -493,12 +509,18 @@ DecimalFormat::setupCurrencyAffixPatterns(UErrorCode& status) {
     UErrorCode error = U_ZERO_ERROR;   
     
     UResourceBundle *resource = ures_open(NULL, fSymbols->getLocale().getName(), &error);
-    resource = ures_getByKeyWithFallback(resource, fgNumberElements, resource, &error);
-    // TODO : Get the pattern based on the active numbering system for the locale. Right now assumes "latn".
-    resource = ures_getByKeyWithFallback(resource, fgLatn, resource, &error);
+    UResourceBundle *numElements = ures_getByKeyWithFallback(resource, fgNumberElements, NULL, &error);
+    resource = ures_getByKeyWithFallback(numElements, ns->getName(), resource, &error);
     resource = ures_getByKeyWithFallback(resource, fgPatterns, resource, &error);
     int32_t patLen = 0;
     const UChar *patResStr = ures_getStringByKeyWithFallback(resource, fgCurrencyFormat,  &patLen, &error);
+    if ( error == U_MISSING_RESOURCE_ERROR && uprv_strcmp(ns->getName(),fgLatn)) {
+        error = U_ZERO_ERROR;
+        resource = ures_getByKeyWithFallback(numElements, fgLatn, resource, &error);
+        resource = ures_getByKeyWithFallback(resource, fgPatterns, resource, &error);
+        patResStr = ures_getStringByKeyWithFallback(resource, fgCurrencyFormat,  &patLen, &error);
+    }
+    ures_close(numElements);
     ures_close(resource);
 
     if (U_SUCCESS(error)) {
diff --git a/icu4c/source/i18n/numfmt.cpp b/icu4c/source/i18n/numfmt.cpp
index 692107c080..5354c4fd19 100644
--- a/icu4c/source/i18n/numfmt.cpp
+++ b/icu4c/source/i18n/numfmt.cpp
@@ -1151,54 +1151,6 @@ NumberFormat::makeInstance(const Locale& desiredLocale,
         }
     }
 #endif
-
-    LocalPointer<DecimalFormatSymbols> symbolsToAdopt;
-    UnicodeString pattern;
-    LocalUResourceBundlePointer ownedResource(ures_open(NULL, desiredLocale.getName(), &status));
-    if (U_FAILURE(status)) {
-        // We don't appear to have resource data available -- use the last-resort data
-        status = U_USING_FALLBACK_WARNING;
-        // When the data is unavailable, and locale isn't passed in, last resort data is used.
-        symbolsToAdopt.adoptInstead(new DecimalFormatSymbols(status));
-        if (symbolsToAdopt.isNull()) {
-            status = U_MEMORY_ALLOCATION_ERROR;
-            return NULL;
-        }
-
-        // Creates a DecimalFormat instance with the last resort number patterns.
-        pattern.setTo(TRUE, gLastResortNumberPatterns[style], -1);
-    }
-    else {
-        // Loads the decimal symbols of the desired locale.
-        symbolsToAdopt.adoptInstead(new DecimalFormatSymbols(desiredLocale, status));
-        if (symbolsToAdopt.isNull()) {
-            status = U_MEMORY_ALLOCATION_ERROR;
-            return NULL;
-        }
-
-        UResourceBundle *resource = ownedResource.orphan();
-        resource = ures_getByKeyWithFallback(resource, gNumberElements, resource, &status);
-        // TODO : Get patterns on a per numbering system basis, for right now assumes "latn" for patterns
-        resource = ures_getByKeyWithFallback(resource, gLatn, resource, &status);
-        resource = ures_getByKeyWithFallback(resource, gPatterns, resource, &status);
-        ownedResource.adoptInstead(resource);
-
-        int32_t patLen = 0;
-        const UChar *patResStr = ures_getStringByKeyWithFallback(resource, gFormatKeys[style], &patLen, &status);
-
-        // Creates the specified decimal format style of the desired locale.
-        pattern.setTo(TRUE, patResStr, patLen);
-    }
-    if (U_FAILURE(status)) {
-        return NULL;
-    }
-    if(style==UNUM_CURRENCY || style == UNUM_CURRENCY_ISO){
-        const UChar* currPattern = symbolsToAdopt->getCurrencyPattern();
-        if(currPattern!=NULL){
-            pattern.setTo(currPattern, u_strlen(currPattern));
-        }
-    }
-
     // Use numbering system cache hashtable
     UHashtable *cache;
     UMTX_CHECK(&nscacheMutex, NumberingSystem_cache, cache);
@@ -1253,6 +1205,61 @@ NumberFormat::makeInstance(const Locale& desiredLocale,
         return NULL;
     }
 
+    LocalPointer<DecimalFormatSymbols> symbolsToAdopt;
+    UnicodeString pattern;
+    LocalUResourceBundlePointer ownedResource(ures_open(NULL, desiredLocale.getName(), &status));
+    if (U_FAILURE(status)) {
+        // We don't appear to have resource data available -- use the last-resort data
+        status = U_USING_FALLBACK_WARNING;
+        // When the data is unavailable, and locale isn't passed in, last resort data is used.
+        symbolsToAdopt.adoptInstead(new DecimalFormatSymbols(status));
+        if (symbolsToAdopt.isNull()) {
+            status = U_MEMORY_ALLOCATION_ERROR;
+            return NULL;
+        }
+
+        // Creates a DecimalFormat instance with the last resort number patterns.
+        pattern.setTo(TRUE, gLastResortNumberPatterns[style], -1);
+    }
+    else {
+        // Loads the decimal symbols of the desired locale.
+        symbolsToAdopt.adoptInstead(new DecimalFormatSymbols(desiredLocale, status));
+        if (symbolsToAdopt.isNull()) {
+            status = U_MEMORY_ALLOCATION_ERROR;
+            return NULL;
+        }
+
+        UResourceBundle *resource = ownedResource.orphan();
+        UResourceBundle *numElements = ures_getByKeyWithFallback(resource, gNumberElements, NULL, &status);
+        resource = ures_getByKeyWithFallback(numElements, ns->getName(), resource, &status);
+        resource = ures_getByKeyWithFallback(resource, gPatterns, resource, &status);
+        ownedResource.adoptInstead(resource);
+
+        int32_t patLen = 0;
+        const UChar *patResStr = ures_getStringByKeyWithFallback(resource, gFormatKeys[style], &patLen, &status);
+
+        // Didn't find a pattern specific to the numbering system, so fall back to "latn"
+        if ( status == U_MISSING_RESOURCE_ERROR && uprv_strcmp(gLatn,ns->getName())) {  
+            status = U_ZERO_ERROR;
+            resource = ures_getByKeyWithFallback(numElements, gLatn, resource, &status);
+            resource = ures_getByKeyWithFallback(resource, gPatterns, resource, &status);
+            patResStr = ures_getStringByKeyWithFallback(resource, gFormatKeys[style], &patLen, &status);
+        }
+
+        // Creates the specified decimal format style of the desired locale.
+        pattern.setTo(TRUE, patResStr, patLen);
+    }
+    if (U_FAILURE(status)) {
+        return NULL;
+    }
+    if(style==UNUM_CURRENCY || style == UNUM_CURRENCY_ISO){
+        const UChar* currPattern = symbolsToAdopt->getCurrencyPattern();
+        if(currPattern!=NULL){
+            pattern.setTo(currPattern, u_strlen(currPattern));
+        }
+    }
+
+
     NumberFormat *f;
     if (ns->isAlgorithmic()) {
         UnicodeString nsDesc;