diff --git a/modules/src/main/java/org/archive/modules/deciderules/SourceSeedDecideRule.java b/modules/src/main/java/org/archive/modules/deciderules/SourceSeedDecideRule.java
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+++ b/modules/src/main/java/org/archive/modules/deciderules/SourceSeedDecideRule.java
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+/*
+ * This file is part of the Heritrix web crawler (crawler.archive.org).
+ *
+ * Licensed to the Internet Archive (IA) by one or more individual
+ * contributors.
+ *
+ * The IA licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.archive.modules.deciderules;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import org.archive.modules.CrawlURI;
+import org.archive.modules.seeds.SeedModule;
+
+/**
+ * Rule applies the configured decision for any URI with discovered from one of
+ * the seeds in {@code sourceSeeds}.
+ *
+ * {@link SeedModule#getSourceTagSeeds()} must be enabled or the rule will never
+ * apply.
+ *
+ * @contributor nlevitt
+ */
+public class SourceSeedDecideRule extends PredicatedDecideRule {
+
+    private static final long serialVersionUID = 1l;
+
+    protected Set<String> sourceSeeds = new HashSet<String>();
+    public void setSourceSeeds(Set<String> sourceSeeds) {
+        this.sourceSeeds = sourceSeeds;
+    }
+    public Set<String> getSourceSeeds() {
+        return sourceSeeds;
+    }
+
+    @Override
+    protected boolean evaluate(CrawlURI curi) {
+        return sourceSeeds.contains(curi.getSourceTag());
+    }
+}