diff --git a/etc/mediaconch-policies/NYULibraries_MKVFFV1-MODIFIED.xsl b/etc/mediaconch-policies/NYULibraries_MKVFFV1-MODIFIED.xsl
deleted file mode 100644
index d89a9de7..00000000
--- a/etc/mediaconch-policies/NYULibraries_MKVFFV1-MODIFIED.xsl
+++ /dev/null
@@ -1,605 +0,0 @@
-<?xml version="1.0"?>
-<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns="https://mediaarea.net/mediaconch" xmlns:ma="https://mediaarea.net/mediaarea" xmlns:mi="https://mediaarea.net/mediainfo" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="1.0" extension-element-prefixes="xsi ma">
-  <xsl:output encoding="UTF-8" method="xml" version="1.0" indent="yes"/>
-  <xsl:template match="ma:MediaArea">
-    <MediaConch>
-      <xsl:attribute name="version">
-        <xsl:text>0.1</xsl:text>
-      </xsl:attribute>
-      <xsl:for-each select="ma:media">
-        <media>
-          <xsl:attribute name="ref">
-            <xsl:value-of select="./@ref"/>
-          </xsl:attribute>
-          <policyChecks>
-            <name>Preservation Master File Recommendations - Matroska/FFV1 (NYU Libraries)</name>
-            <description/>
-            <check>
-              <xsl:attribute name="name">General Format equals Matroska</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Format</xsl:attribute>
-                <xsl:attribute name="value">Matroska</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='General'][*]/mi:Format">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='General'][*]/mi:Format">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">Matroska</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video Format is FFV1</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Format</xsl:attribute>
-                <xsl:attribute name="value">FFV1</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Format">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Format">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">FFV1</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video CodecID equals FFV1</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">CodecID</xsl:attribute>
-                <xsl:attribute name="value">V_MS/VFW/FOURCC / FFV1</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:CodecID">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:CodecID">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">V_MS/VFW/FOURCC / FFV1</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video Width equals 720 (pixels)</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Width</xsl:attribute>
-                <xsl:attribute name="value">720</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Width">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Width">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">720</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video Height equals 486 (pixels)</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Height</xsl:attribute>
-                <xsl:attribute name="value">486</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Height">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Height">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">486</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video DisplayAspectRatio equals 4:3 (1.333)</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">DisplayAspectRatio</xsl:attribute>
-                <xsl:attribute name="value">1.333</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:DisplayAspectRatio">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:DisplayAspectRatio">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">1.333</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video FrameRate equals 29.97 fps (29.970)</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">FrameRate</xsl:attribute>
-                <xsl:attribute name="value">29.970</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:FrameRate">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:FrameRate">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">29.970</xsl:with-param>
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-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video Standard equals NTSC</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Standard</xsl:attribute>
-                <xsl:attribute name="value">NTSC</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Standard">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:Standard">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">NTSC</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video ColorSpace equals YUV</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">ColorSpace</xsl:attribute>
-                <xsl:attribute name="value">YUV</xsl:attribute>
-              </context>
-              <xsl:choose>
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-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:ColorSpace">
-                    <xsl:call-template name="is_equal">
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-                      <xsl:with-param name="value">YUV</xsl:with-param>
-                    </xsl:call-template>
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-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video ChromaSubsampling equals 4:2:0</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">ChromaSubsampling</xsl:attribute>
-                <xsl:attribute name="value">4:2:0</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:ChromaSubsampling">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:ChromaSubsampling">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">4:2:0</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Video BitDepth equals 8 (bits)</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">BitDepth</xsl:attribute>
-                <xsl:attribute name="value">8</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Video'][*]/mi:BitDepth">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Video'][*]/mi:BitDepth">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">8</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Audio Format equals PCM</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Format</xsl:attribute>
-                <xsl:attribute name="value">PCM</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:Format">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:Format">
-                    <xsl:call-template name="is_equal">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">PCM</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Audio Channels are greater or equal than 1</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">Channels</xsl:attribute>
-                <xsl:attribute name="value">1</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:Channels">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:Channels">
-                    <xsl:call-template name="is_greater_or_equal_than">
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-                      <xsl:with-param name="value">1</xsl:with-param>
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-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Audio SamplingRate is greater or equal than 48 kHz (48000)</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">SamplingRate</xsl:attribute>
-                <xsl:attribute name="value">48000</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:SamplingRate">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:SamplingRate">
-                    <xsl:call-template name="is_greater_or_equal_than">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">48000</xsl:with-param>
-                      <xsl:with-param name="field">SamplingRate</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-            <check>
-              <xsl:attribute name="name">Audio BitDepth is greater or equal than 16-bit</xsl:attribute>
-              <context>
-                <xsl:attribute name="field">BitDepth</xsl:attribute>
-                <xsl:attribute name="value">16</xsl:attribute>
-              </context>
-              <xsl:choose>
-                <xsl:when test="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:BitDepth">
-                  <xsl:for-each select="mi:MediaInfo/mi:track[@type='Audio'][*]/mi:BitDepth">
-                    <xsl:call-template name="is_greater_or_equal_than">
-                      <xsl:with-param name="xpath" select="."/>
-                      <xsl:with-param name="value">16</xsl:with-param>
-                      <xsl:with-param name="field">BitDepth</xsl:with-param>
-                    </xsl:call-template>
-                  </xsl:for-each>
-                </xsl:when>
-              </xsl:choose>
-            </check>
-          </policyChecks>
-        </media>
-      </xsl:for-each>
-    </MediaConch>
-  </xsl:template>
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-        <xsl:attribute name="tracktypeorder">
-          <xsl:value-of select="../@typeorder"/>
-        </xsl:attribute>
-      </xsl:if>
-      <xsl:if test="../mi:ID">
-          <xsl:attribute name="trackid">
-              <xsl:value-of select="../mi:ID"/>
-          </xsl:attribute>
-      </xsl:if>
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-        <xsl:when test="$xpath">
-          <xsl:attribute name="outcome">pass</xsl:attribute>
-        </xsl:when>
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-    <xsl:element name="test">
-      <xsl:if test="../@type">
-        <xsl:attribute name="tracktype">
-          <xsl:value-of select="../@type"/>
-        </xsl:attribute>
-      </xsl:if>
-      <xsl:if test="../@typeorder">
-        <xsl:attribute name="tracktypeorder">
-          <xsl:value-of select="../@typeorder"/>
-        </xsl:attribute>
-      </xsl:if>
-      <xsl:if test="../mi:ID">
-          <xsl:attribute name="trackid">
-              <xsl:value-of select="../mi:ID"/>
-          </xsl:attribute>
-      </xsl:if>
-      <xsl:attribute name="actual">
-        <xsl:value-of select="$xpath"/>
-      </xsl:attribute>
-      <xsl:choose>
-        <xsl:when test="contains($xpath, $value)">
-          <xsl:attribute name="outcome">pass</xsl:attribute>
-        </xsl:when>
-        <xsl:otherwise>
-          <xsl:attribute name="outcome">fail</xsl:attribute>
-          <xsl:attribute name="reason">does not contain</xsl:attribute>
-        </xsl:otherwise>
-      </xsl:choose>
-    </xsl:element>
-  </xsl:template>
-</xsl:stylesheet>
-
diff --git a/features/core/ingest-policy-check.feature b/features/core/ingest-policy-check.feature
index 11f1e73b..1dd3f157 100644
--- a/features/core/ingest-policy-check.feature
+++ b/features/core/ingest-policy-check.feature
@@ -27,9 +27,6 @@ Feature: Ingest policy check
     | do_files_conform | microservice_output    | event_outcome  | verification_result | transfer_path                          | policy_file                       | purpose                     |
     | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/all-conform-policy-norm-acc   | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
     | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/none-conform-policy-norm-acc  | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
-    # Uncomment the following two rows to test on the equivalent MediaConch .xsl policy files
-    | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/all-conform-policy-norm-acc   | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
-    | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/none-conform-policy-norm-acc  | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
 
   @preservation @nonmanual
   Scenario Outline: Isla has preservation derivatives and she needs to know whether they conform to her preservation policy
@@ -52,9 +49,6 @@ Feature: Ingest policy check
     | do_files_conform | microservice_output    | event_outcome  | verification_result | transfer_path                | policy_file                       | purpose                     |
     | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/all-conform-policy  | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
     | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/none-conform-policy | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
-    # Uncomment the following two rows to test on the equivalent MediaConch .xsl policy files
-    | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/all-conform-policy  | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
-    | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/none-conform-policy | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
 
   @preservation @manual
   Scenario Outline: Isla has manually normalized preservation derivatives and she needs to know whether they conform to her preservation policy
@@ -77,8 +71,6 @@ Feature: Ingest policy check
     | do_files_conform | microservice_output    | event_outcome  | verification_result | transfer_path                                                  | policy_file                       | purpose                     |
     | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/manually-normalized-preservation-all-conform-policy   | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
     | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/manually-normalized-preservation-none-conform-policy  | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
-    | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/manually-normalized-preservation-all-conform-policy   | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
-    | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/manually-normalized-preservation-none-conform-policy  | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
 
   @access @manual
   Scenario Outline: Isla has manually normalized access derivatives and she needs to know whether they conform to her access policy
@@ -100,5 +92,3 @@ Feature: Ingest policy check
     | do_files_conform | microservice_output    | event_outcome  | verification_result | transfer_path                                            | policy_file                       | purpose                     |
     | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/manually-normalized-access-all-conform-policy   | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
     | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/manually-normalized-access-none-conform-policy  | NYULib_MKVFFV1_MODIFIED.xml       | Validation against a policy |
-    | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/manually-normalized-access-all-conform-policy   | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
-    | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/manually-normalized-access-none-conform-policy  | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
diff --git a/features/core/transfer-policy-check.feature b/features/core/transfer-policy-check.feature
index af6bd93d..9bf5d52f 100644
--- a/features/core/transfer-policy-check.feature
+++ b/features/core/transfer-policy-check.feature
@@ -23,5 +23,5 @@ Feature: Transfer policy check
 
   Examples: Policy Check Outcomes
     | do_files_conform | microservice_output    | event_outcome  | verification_result | transfer_path                          | policy_file                       | purpose                     |
-    | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/all-conform-policy-originals  | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
-    | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/none-conform-policy-originals | NYULibraries_MKVFFV1-MODIFIED.xsl | Validation against a policy |
+    | conform          | Completed successfully | pass           | successful          | TestTransfers/acceptance-tests/preforma/all-conform-policy-originals  | NYULib_MKVFFV1_MODIFIED.xml | Validation against a policy |
+    | not conform      | Failed                 | fail           | failed              | TestTransfers/acceptance-tests/preforma/none-conform-policy-originals | NYULib_MKVFFV1_MODIFIED.xml | Validation against a policy |