diff --git a/reference.html b/reference.html
index 9b20c71..eb639a8 100644
--- a/reference.html
+++ b/reference.html
@@ -160,8 +160,8 @@ status       = "IFA" / "IFB" / "IFC" / "IFD" / "IFI" / "IFP" / "IFR" / "IFU" / "
         <div class="code-block">
 123456-EM-MDL-0001_A (IFR) - Master Deliverables List.pdf
 123456-EL-SPC-2623_A (IFR) - Specification For Switchgear.pdf
-123456-EL-ARR-0003_A+C1 (RSB) - Electrical Room Equipment Arrangement.pdf
-123456-EL-ARR-0003_0 (IFC) - Electrical Room Equipment Arrangement.pdf
+123456-EL-ELY-0003_A+C1 (RSB) - Electrical Room Equipment Arrangement.pdf
+123456-EL-ELY-0003_0 (IFC) - Electrical Room Equipment Arrangement.pdf
 123456-ME-RFI-0024_A (IFR) - Mechanical Room Size RFI.pdf
         </div>
       </section>
@@ -176,8 +176,8 @@ status       = "IFA" / "IFB" / "IFC" / "IFD" / "IFI" / "IFP" / "IFR" / "IFU" / "
         <p>Tracking numbers are composed of the following fields, in order:</p>
         <ul style="margin: var(--spacing-md) 0; padding-left: 1.5rem; color: var(--color-text-muted); line-height: 1.65;">
           <li><strong>originator</strong> — Organizational unit responsible for the deliverable</li>
-          <li><strong>[phase]</strong> — Optional phase code (e.g., <code>ECI</code>, <code>EPC</code>)</li>
           <li><strong>project</strong> — Project identifier; a recognizable placeholder is used for corporate-scope deliverables</li>
+          <li><strong>[phase]</strong> — Optional phase code (e.g., <code>ECI</code>, <code>EPC</code>)</li>
           <li><strong>[area]</strong> — Optional area/budget code</li>
           <li><strong>discipline</strong> — Engineering or functional group (e.g., EL, ME, CV, PM)</li>
           <li><strong>type</strong> — Document category within discipline</li>
@@ -209,13 +209,13 @@ status       = "IFA" / "IFB" / "IFC" / "IFD" / "IFI" / "IFP" / "IFR" / "IFU" / "
             </tr>
             <tr>
               <td>With Phases</td>
-              <td><code>originator-phase-project-discipline-type-sequence</code></td>
-              <td><code>ACME-ECI-123456-EL-SPC-2623</code></td>
+              <td><code>originator-project-phase-discipline-type-sequence</code></td>
+              <td><code>ACME-123456-ECI-EL-SPC-2623</code></td>
             </tr>
             <tr>
               <td>Corporate</td>
               <td><code>originator-000000-discipline-type-sequence</code></td>
-              <td><code>ACME-000000-QA-PROC-0042</code></td>
+              <td><code>ACME-000000-QC-PRO-0042</code></td>
             </tr>
           </tbody>
         </table>
@@ -236,28 +236,76 @@ status       = "IFA" / "IFB" / "IFC" / "IFD" / "IFI" / "IFP" / "IFR" / "IFU" / "
           </thead>
           <tbody>
             <tr>
-              <td><code>EL</code></td>
-              <td>Electrical</td>
+              <td><code>AR</code></td>
+              <td>Architecture</td>
             </tr>
             <tr>
-              <td><code>ME</code></td>
-              <td>Mechanical</td>
+              <td><code>CE</code></td>
+              <td>Cost Estimating</td>
+            </tr>
+            <tr>
+              <td><code>CM</code></td>
+              <td>Construction Management</td>
             </tr>
             <tr>
               <td><code>CV</code></td>
-              <td>Civil</td>
+              <td>Civil Engineering</td>
+            </tr>
+            <tr>
+              <td><code>EL</code></td>
+              <td>Electrical Engineering</td>
+            </tr>
+            <tr>
+              <td><code>EM</code></td>
+              <td>Engineering Management</td>
+            </tr>
+            <tr>
+              <td><code>EN</code></td>
+              <td>Environmental and Permitting</td>
+            </tr>
+            <tr>
+              <td><code>FP</code></td>
+              <td>Fire Protection</td>
+            </tr>
+            <tr>
+              <td><code>HS</code></td>
+              <td>Health and Safety</td>
+            </tr>
+            <tr>
+              <td><code>IC</code></td>
+              <td>Instrumentation and Control</td>
+            </tr>
+            <tr>
+              <td><code>ME</code></td>
+              <td>Mechanical Engineering</td>
+            </tr>
+            <tr>
+              <td><code>NT</code></td>
+              <td>Networking &amp; Telecommunication</td>
+            </tr>
+            <tr>
+              <td><code>PL</code></td>
+              <td>Planning / Scheduling</td>
             </tr>
             <tr>
               <td><code>PM</code></td>
               <td>Project Management</td>
             </tr>
             <tr>
-              <td><code>QA</code></td>
-              <td>Quality Assurance</td>
+              <td><code>PS</code></td>
+              <td>Procurement and Subcontracting</td>
             </tr>
             <tr>
-              <td><code>PC</code></td>
-              <td>Procurement</td>
+              <td><code>QC</code></td>
+              <td>Quality Assurance / Quality Control</td>
+            </tr>
+            <tr>
+              <td><code>SE</code></td>
+              <td>Security</td>
+            </tr>
+            <tr>
+              <td><code>ST</code></td>
+              <td>Structural Engineering</td>
             </tr>
           </tbody>
         </table>
@@ -270,47 +318,74 @@ status       = "IFA" / "IFB" / "IFC" / "IFD" / "IFI" / "IFP" / "IFR" / "IFU" / "
             <tr>
               <th scope="col">Type</th>
               <th scope="col">Description</th>
-              <th scope="col" class="text-center"><code>EL</code></th>
-              <th scope="col" class="text-center"><code>ME</code></th>
-              <th scope="col" class="text-center"><code>PM</code></th>
             </tr>
           </thead>
           <tbody>
-            <tr>
-              <td><code>SPC</code></td>
-              <td>Specification</td>
-              <td class="text-center">✓</td>
-              <td class="text-center">✓</td>
-              <td class="text-center"></td>
-            </tr>
-            <tr>
-              <td><code>DWG</code></td>
-              <td>Drawing</td>
-              <td class="text-center">✓</td>
-              <td class="text-center"></td>
-              <td class="text-center"></td>
-            </tr>
-            <tr>
-              <td><code>RPT</code></td>
-              <td>Report</td>
-              <td class="text-center">✓</td>
-              <td class="text-center"></td>
-              <td class="text-center"></td>
-            </tr>
-            <tr>
-              <td><code>MEMO</code></td>
-              <td>Memorandum</td>
-              <td class="text-center"></td>
-              <td class="text-center">✓</td>
-              <td class="text-center"></td>
-            </tr>
-            <tr>
-              <td><code>MOM</code></td>
-              <td>Minutes of Meeting</td>
-              <td class="text-center"></td>
-              <td class="text-center"></td>
-              <td class="text-center">✓</td>
-            </tr>
+            <tr><td><code>BLD</code></td><td>Block Diagram</td></tr>
+            <tr><td><code>BOE</code></td><td>Basis of Estimate</td></tr>
+            <tr><td><code>BOM</code></td><td>Bill of Materials</td></tr>
+            <tr><td><code>CBE</code></td><td>Commercial Bid Evaluation</td></tr>
+            <tr><td><code>CBS</code></td><td>Cable Schedule</td></tr>
+            <tr><td><code>CED</code></td><td>Cause and Effect Diagram / Description</td></tr>
+            <tr><td><code>CLC</code></td><td>Calculation</td></tr>
+            <tr><td><code>CLY</code></td><td>Cable Routing / Layout</td></tr>
+            <tr><td><code>COI</code></td><td>Certificate of Insurance</td></tr>
+            <tr><td><code>CPO</code></td><td>Contract Purchase Order</td></tr>
+            <tr><td><code>CTN</code></td><td>Control Narrative</td></tr>
+            <tr><td><code>DCR</code></td><td>Design Criteria</td></tr>
+            <tr><td><code>DDG</code></td><td>Detail Drawing</td></tr>
+            <tr><td><code>DTS</code></td><td>Datasheet</td></tr>
+            <tr><td><code>ELE</code></td><td>Elevation / Section Drawing</td></tr>
+            <tr><td><code>ELS</code></td><td>Electrical Load Summary</td></tr>
+            <tr><td><code>ELY</code></td><td>Arrangement / Equipment Layout Drawing</td></tr>
+            <tr><td><code>EQL</code></td><td>Equipment List</td></tr>
+            <tr><td><code>EST</code></td><td>Cost Estimate</td></tr>
+            <tr><td><code>EXT</code></td><td>Project Extents / Limit Of Disturbance</td></tr>
+            <tr><td><code>FAB</code></td><td>Fabrication Drawing</td></tr>
+            <tr><td><code>FDN</code></td><td>Foundation Design Documents</td></tr>
+            <tr><td><code>FIN</code></td><td>Architectural Finishing Plan / Schedule</td></tr>
+            <tr><td><code>FRM</code></td><td>Framing Drawing</td></tr>
+            <tr><td><code>GPP</code></td><td>General Plot Plan</td></tr>
+            <tr><td><code>INV</code></td><td>Invoice</td></tr>
+            <tr><td><code>IOM</code></td><td>Installation, Operation, and Maintenance Manual</td></tr>
+            <tr><td><code>IRC</code></td><td>Inspection Certificate</td></tr>
+            <tr><td><code>IRP</code></td><td>Inspection Report</td></tr>
+            <tr><td><code>KDC</code></td><td>Key Document Design Change Note</td></tr>
+            <tr><td><code>LGD</code></td><td>Logic Diagram</td></tr>
+            <tr><td><code>LOD</code></td><td>Loading Diagram</td></tr>
+            <tr><td><code>LST</code></td><td>List</td></tr>
+            <tr><td><code>MDL</code></td><td>Master Deliverables List</td></tr>
+            <tr><td><code>MOD</code></td><td>3D Model / Database</td></tr>
+            <tr><td><code>MOM</code></td><td>Minutes Of Meeting</td></tr>
+            <tr><td><code>MPR</code></td><td>Monthly Progress Report</td></tr>
+            <tr><td><code>MTO</code></td><td>Material Take-off</td></tr>
+            <tr><td><code>NPT</code></td><td>Nameplate</td></tr>
+            <tr><td><code>OUT</code></td><td>Outline Drawing</td></tr>
+            <tr><td><code>PCO</code></td><td>Project Change Order</td></tr>
+            <tr><td><code>PEP</code></td><td>Project Execution Plan</td></tr>
+            <tr><td><code>PHS</code></td><td>Phasing Diagram</td></tr>
+            <tr><td><code>PIL</code></td><td>Piling Plan / Elevation / Detail</td></tr>
+            <tr><td><code>PLN</code></td><td>Plan Drawing</td></tr>
+            <tr><td><code>PMP</code></td><td>Portfolio Management Plan</td></tr>
+            <tr><td><code>PNP</code></td><td>Plan &amp; Profile</td></tr>
+            <tr><td><code>PRO</code></td><td>Procedure</td></tr>
+            <tr><td><code>PSR</code></td><td>Procurement Status Report</td></tr>
+            <tr><td><code>REP</code></td><td>Report</td></tr>
+            <tr><td><code>RFI</code></td><td>Request For Information</td></tr>
+            <tr><td><code>RFP</code></td><td>Request For Proposal</td></tr>
+            <tr><td><code>SCD</code></td><td>Schematic</td></tr>
+            <tr><td><code>SCH</code></td><td>Project Schedule</td></tr>
+            <tr><td><code>SKT</code></td><td>Sketch (informal)</td></tr>
+            <tr><td><code>SLD</code></td><td>Single Line Diagram</td></tr>
+            <tr><td><code>SOV</code></td><td>Schedule Of Values</td></tr>
+            <tr><td><code>SOW</code></td><td>Scope Of Work</td></tr>
+            <tr><td><code>SPC</code></td><td>Equipment / Material / Installation Specification</td></tr>
+            <tr><td><code>SSR</code></td><td>Supplier / Subcontractor Status Report</td></tr>
+            <tr><td><code>STY</code></td><td>Study or Options Comparison</td></tr>
+            <tr><td><code>SUB</code></td><td>Submittal</td></tr>
+            <tr><td><code>TBE</code></td><td>Technical Bid Evaluation</td></tr>
+            <tr><td><code>TRN</code></td><td>Transmittal</td></tr>
+            <tr><td><code>WRD</code></td><td>Wiring Diagram</td></tr>
           </tbody>
         </table>
 
@@ -476,8 +551,8 @@ ACME-123456-PM-SCH-0001_2503-21 (IFI) - Master Project Schedule.pdf
 ACME-123456-PM-SCH-0001_2505-14 (IFI) - Master Project Schedule.pdf
 
 <!-- Critical milestones — issued on demand -->
-ACME-123456-PM-MLT-0001_2503-07 (IFI) - Critical Milestones Table.pdf
-ACME-123456-PM-MLT-0001_2506-02 (IFI) - Critical Milestones Table.pdf</div>
+ACME-123456-PM-LST-0001_2503-07 (IFI) - Critical Milestones List.pdf
+ACME-123456-PM-LST-0001_2506-02 (IFI) - Critical Milestones List.pdf</div>
         <p>Date-based revisions sort lexically in the correct chronological order — your file browser will list them in date order when sorted by name.</p>
       </section>