diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/DynamicHttpMetadataResolver.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/DynamicHttpMetadataResolver.java
index d1b3692d2..b98d4188b 100644
--- a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/DynamicHttpMetadataResolver.java
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/DynamicHttpMetadataResolver.java
@@ -5,9 +5,11 @@
 import lombok.Setter;
 import lombok.ToString;
 
+import javax.persistence.CascadeType;
 import javax.persistence.ElementCollection;
 import javax.persistence.Embedded;
 import javax.persistence.Entity;
+import javax.persistence.OneToOne;
 import javax.persistence.OrderColumn;
 import java.util.List;
 
@@ -36,6 +38,9 @@ public class DynamicHttpMetadataResolver extends MetadataResolver {
     @OrderColumn
     private List<String> supportedContentTypes;
 
+    @OneToOne(cascade = CascadeType.ALL)
+    private MetadataRequestURLConstructionScheme metadataRequestURLConstructionScheme;
+
     public DynamicHttpMetadataResolver() {
         type = "DynamicHttpMetadataResolver";
         this.httpMetadataResolverAttributes = new HttpMetadataResolverAttributes();
diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/MetadataQueryProtocolScheme.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/MetadataQueryProtocolScheme.java
new file mode 100644
index 000000000..cc6dffb98
--- /dev/null
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/MetadataQueryProtocolScheme.java
@@ -0,0 +1,23 @@
+package edu.internet2.tier.shibboleth.admin.ui.domain.resolvers;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Bill Smith (wsmith@unicon.net)
+ */
+@Entity
+@Getter
+@Setter
+@EqualsAndHashCode(callSuper = true)
+public class MetadataQueryProtocolScheme extends MetadataRequestURLConstructionScheme {
+
+    public MetadataQueryProtocolScheme() {
+        type = "MetadataQueryProtocol";
+    }
+
+    private String transformRef;
+}
diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/MetadataRequestURLConstructionScheme.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/MetadataRequestURLConstructionScheme.java
new file mode 100644
index 000000000..c6e8f9be1
--- /dev/null
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/MetadataRequestURLConstructionScheme.java
@@ -0,0 +1,32 @@
+package edu.internet2.tier.shibboleth.admin.ui.domain.resolvers;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonSubTypes;
+import com.fasterxml.jackson.annotation.JsonTypeInfo;
+import edu.internet2.tier.shibboleth.admin.ui.domain.AbstractAuditable;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.Entity;
+import javax.persistence.Transient;
+
+/**
+ * @author Bill Smith (wsmith@unicon.net)
+ */
+@Entity
+@Getter
+@Setter
+@EqualsAndHashCode(callSuper = true)
+@JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.EXISTING_PROPERTY, property = "@type", visible = true)
+@JsonSubTypes({@JsonSubTypes.Type(value=MetadataQueryProtocolScheme.class, name="MetadataQueryProtocol"),
+               @JsonSubTypes.Type(value=TemplateScheme.class, name="Template"),
+               @JsonSubTypes.Type(value=RegexScheme.class, name="Regex")})
+public abstract class MetadataRequestURLConstructionScheme extends AbstractAuditable {
+
+    @JsonProperty("@type")
+    @Transient
+    String type;
+
+    String content;
+}
diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/RegexScheme.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/RegexScheme.java
new file mode 100644
index 000000000..bb175432c
--- /dev/null
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/RegexScheme.java
@@ -0,0 +1,25 @@
+package edu.internet2.tier.shibboleth.admin.ui.domain.resolvers;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.Entity;
+import javax.validation.constraints.NotNull;
+
+/**
+ * @author Bill Smith (wsmith@unicon.net)
+ */
+@Entity
+@Getter
+@Setter
+@EqualsAndHashCode(callSuper = true)
+public class RegexScheme extends MetadataRequestURLConstructionScheme {
+
+    public RegexScheme() {
+        type = "Regex";
+    }
+
+    @NotNull
+    private String match;
+}
diff --git a/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/TemplateScheme.java b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/TemplateScheme.java
new file mode 100644
index 000000000..6cb0c8d90
--- /dev/null
+++ b/backend/src/main/java/edu/internet2/tier/shibboleth/admin/ui/domain/resolvers/TemplateScheme.java
@@ -0,0 +1,31 @@
+package edu.internet2.tier.shibboleth.admin.ui.domain.resolvers;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Bill Smith (wsmith@unicon.net)
+ */
+@Entity
+@Getter
+@Setter
+@EqualsAndHashCode(callSuper = true)
+public class TemplateScheme extends MetadataRequestURLConstructionScheme {
+
+    public TemplateScheme () {
+        type = "Template";
+    }
+
+    public enum EncodingStyle {
+        NONE, FORM, PATH, FRAGMENT
+    }
+
+    private EncodingStyle encodingStyle = EncodingStyle.FORM;
+
+    private String transformRef;
+
+    private String velocityEngine = "shibboleth.VelocityEngine";
+}