diff --git a/eo-maven-plugin/src/main/java/org/eolang/maven/PlaceMojo.java b/eo-maven-plugin/src/main/java/org/eolang/maven/PlaceMojo.java
index acc5ac5290..0bed8cc577 100644
--- a/eo-maven-plugin/src/main/java/org/eolang/maven/PlaceMojo.java
+++ b/eo-maven-plugin/src/main/java/org/eolang/maven/PlaceMojo.java
@@ -74,6 +74,11 @@ public final class PlaceMojo extends SafeMojo {
      */
     public static final String ATTR_PLD_ORIGIN = "dependency";
 
+    /**
+     * Attr in CSV.
+     */
+    public static final String ATTR_PLD_UNPLACED = "unplaced";
+
     /**
      * Output.
      * @checkstyle MemberNameCheck (7 lines)
@@ -205,7 +210,8 @@ private int place(final Path home, final String dep) throws IOException {
                         this.outputDir.toString().length() + 1
                     )
                 )
-                .set(PlaceMojo.ATTR_PLD_ORIGIN, dep);
+                .set(PlaceMojo.ATTR_PLD_ORIGIN, dep)
+                .set(PlaceMojo.ATTR_PLD_UNPLACED, "false");
             ++copied;
         }
         if (copied > 0) {
diff --git a/eo-maven-plugin/src/main/java/org/eolang/maven/UnplaceMojo.java b/eo-maven-plugin/src/main/java/org/eolang/maven/UnplaceMojo.java
index 5072425ecb..7a0bfc4a70 100644
--- a/eo-maven-plugin/src/main/java/org/eolang/maven/UnplaceMojo.java
+++ b/eo-maven-plugin/src/main/java/org/eolang/maven/UnplaceMojo.java
@@ -122,6 +122,8 @@ public void placeThem() throws IOException {
      * @param tojos All binaries found
      * @return Number of files deleted
      * @throws IOException If fails
+     * @todo #1319:30min If all .class files for a dependency are removed then
+     *  unplaced attribute should be set to `true` for a dependency jar entry as well.
      */
     private int killThem(final Iterable<Tojo> tojos) throws IOException {
         int unplaced = 0;
@@ -156,6 +158,7 @@ private int killThem(final Iterable<Tojo> tojos) throws IOException {
             }
             if (UnplaceMojo.delete(path)) {
                 unplaced += 1;
+                tojo.set(PlaceMojo.ATTR_PLD_UNPLACED, "true");
                 Logger.debug(
                     this, "Binary %s of %s deleted",
                     new Rel(path), tojo.get(PlaceMojo.ATTR_PLD_ORIGIN)
diff --git a/eo-maven-plugin/src/test/java/org/eolang/maven/PlaceMojoTest.java b/eo-maven-plugin/src/test/java/org/eolang/maven/PlaceMojoTest.java
index c4b0fd62d9..e6574700b5 100644
--- a/eo-maven-plugin/src/test/java/org/eolang/maven/PlaceMojoTest.java
+++ b/eo-maven-plugin/src/test/java/org/eolang/maven/PlaceMojoTest.java
@@ -65,6 +65,10 @@ void placesBinaries(@TempDir final Path temp) throws Exception {
         );
     }
 
+    /**
+     * Test.
+     * @param temp Path to temp directory.
+     */
     @Test
     void placesMissing(@TempDir final Path temp) throws Exception {
         final Path bins = temp.resolve(ResolveMojo.DIR);
diff --git a/eo-maven-plugin/src/test/java/org/eolang/maven/UnplaceMojoTest.java b/eo-maven-plugin/src/test/java/org/eolang/maven/UnplaceMojoTest.java
index bf5f49bf45..dc06168b55 100644
--- a/eo-maven-plugin/src/test/java/org/eolang/maven/UnplaceMojoTest.java
+++ b/eo-maven-plugin/src/test/java/org/eolang/maven/UnplaceMojoTest.java
@@ -38,6 +38,7 @@
  * @since 0.1
  * @checkstyle LocalFinalVariableNameCheck (100 lines)
  */
+@SuppressWarnings("PMD.AvoidDuplicateLiterals")
 final class UnplaceMojoTest {
     /**
      * Value for 'class' ATTR_KIND.
@@ -162,4 +163,60 @@ void testKeepRemoveBinaries(@TempDir final Path temp) throws Exception {
             Matchers.is(false)
         );
     }
+
+    @Test
+    void testUnplaceRemoveBinaries(@TempDir final Path temp) throws Exception {
+        final Path foo = temp.resolve("a/b/c/foo6.class");
+        new Home().save("testUnplaceRemoveBinaries", foo);
+        final Path list = temp.resolve("placed.csv");
+        Catalogs.INSTANCE.make(list)
+            .add(foo.toString())
+            .set(PlaceMojo.ATTR_PLD_KIND, UnplaceMojoTest.ATTR_KIND_CLASS)
+            .set(PlaceMojo.ATTR_PLD_RELATED, "a/b/c/foo6.class")
+            .set(PlaceMojo.ATTR_PLD_ORIGIN, "some-keep-remove.jar")
+            .set(PlaceMojo.ATTR_PLD_HASH, new FileHash(foo))
+            .set(PlaceMojo.ATTR_PLD_UNPLACED, "false");
+        new Moja<>(UnplaceMojo.class)
+            .with("placed", list.toFile())
+            .with("placedFormat", "csv")
+            .with("removeBinaries", new SetOf<>("**foo6.class"))
+            .execute();
+        final Path placed = temp.resolve("placed.csv");
+        MatcherAssert.assertThat(
+            Files.readString(placed).contains("false"),
+            Matchers.is(false)
+        );
+        MatcherAssert.assertThat(
+            Files.readString(placed).contains("true"),
+            Matchers.is(true)
+        );
+    }
+
+    @Test
+    void testUnplaceKeepBinaries(@TempDir final Path temp) throws Exception {
+        final Path foo = temp.resolve("a/b/c/foo6.class");
+        new Home().save("testUnplaceKeepBinaries", foo);
+        final Path list = temp.resolve("placed.csv");
+        Catalogs.INSTANCE.make(list)
+            .add(foo.toString())
+            .set(PlaceMojo.ATTR_PLD_KIND, UnplaceMojoTest.ATTR_KIND_CLASS)
+            .set(PlaceMojo.ATTR_PLD_RELATED, "a/b/c/foo6.class")
+            .set(PlaceMojo.ATTR_PLD_ORIGIN, "some-keep-remove.jar")
+            .set(PlaceMojo.ATTR_PLD_HASH, new FileHash(foo))
+            .set(PlaceMojo.ATTR_PLD_UNPLACED, "false");
+        new Moja<>(UnplaceMojo.class)
+            .with("placed", list.toFile())
+            .with("placedFormat", "csv")
+            .with("keepBinaries", new SetOf<>("**foo6.class"))
+            .execute();
+        final Path placed = temp.resolve("placed.csv");
+        MatcherAssert.assertThat(
+            Files.readString(placed).contains("false"),
+            Matchers.is(true)
+        );
+        MatcherAssert.assertThat(
+            Files.readString(placed).contains("true"),
+            Matchers.is(false)
+        );
+    }
 }