diff --git a/src/js/components/tooltip/tooltip.js b/src/js/components/tooltip/tooltip.js
index aeb6fc1..25cc457 100644
--- a/src/js/components/tooltip/tooltip.js
+++ b/src/js/components/tooltip/tooltip.js
@@ -61,6 +61,15 @@ function showFinalPersonnelCost(event){
     editTooltipText(message);
 }
 
+function showFICA(event){
+    const row = event.target.parentElement;
+    const fica = parseFloat(Cell.getText(row, 'fica'));
+    const ficaPercentage = (fica * 100).toFixed(2);
+    const message = `This total is overtime wages plus overtime salary plus FICA, 
+                     which is ${ficaPercentage}% for this cost center.`
+    editTooltipText(message);
+}
+
 export const Tooltip = {
 
     hide : hideTooltip,
@@ -114,10 +123,22 @@ export const Tooltip = {
         })
     },
 
-    linkAll : function() {
+    linkTotalNPCol : function() {
+        // get all relevant cells
+        document.querySelectorAll('.total').forEach( (cell) => {
+            this.link(cell, showFICA);
+        })
+    },
+
+    linkAllPersonnel : function() {
         this.linkAccountStringCol();
         this.linkSalaryCol();
         this.linkTotalPersonnelCostCol();
+    },
+
+    linkAllOvertime : function() {
+        // this.linkAccountStringCol();
+        this.linkTotalNPCol();
     }
 }
 
diff --git a/src/js/views/04_personnel/helpers.js b/src/js/views/04_personnel/helpers.js
index 7a33faf..5dc5a59 100644
--- a/src/js/views/04_personnel/helpers.js
+++ b/src/js/views/04_personnel/helpers.js
@@ -70,11 +70,11 @@ export async function initializePersonnelTable(){
         // activate edit buttons
         Table.Buttons.Edit.init(personnelRowOnEdit, updateDisplayandTotals);
         initializeRowAddition();
+        // Link up tooltips to display more info on hover
+        Tooltip.linkAllPersonnel();
     } else {
         Prompt.Text.update('No personnel expenditures for this fund.')
     }
-    // Link up tooltips to display more info on hover
-    Tooltip.linkAll();
 }
 
 function initializeRowAddition(){
diff --git a/src/js/views/05_overtime/helpers.js b/src/js/views/05_overtime/helpers.js
index 37869da..70b8082 100644
--- a/src/js/views/05_overtime/helpers.js
+++ b/src/js/views/05_overtime/helpers.js
@@ -6,6 +6,7 @@ import Subtitle from '../../components/header/header.js';
 import Sidebar from '../../components/sidebar/sidebar.js';
 import Table from '../../components/table/table.js';
 import { Services } from '../../utils/data_utils/budget_data_handlers.js';
+import Tooltip from '../../components/tooltip/tooltip.js';
 
 export function preparePageView(){
     // prepare page view
@@ -28,8 +29,9 @@ export function preparePageView(){
 function assignClasses() {
     // record columns and their classes
     const OT_cols = [
-        { title: 'Account String', className: 'string' },
-        { title: `Cost Center Name`, className: 'cc' },
+        // { title: 'Account String', className: 'account-string' },
+        { title: `Cost Center Name`, className: 'cc-name' },
+        { title: 'Appropriation Name', className: 'approp-name'},
         { title: 'Service', className: 'service' },
         { title: 'Recurring or One-Time', className: 'recurring'},
         { title: 'Hourly Employee Overtime (Wages)', className: 'OT-wages', isCost: true },
@@ -37,7 +39,7 @@ function assignClasses() {
         { title: 'Total Cost (including benefits)', className : 'total', isCost: true},
         { title: 'Edit', className: 'edit'},
         // calc columns
-        { title: 'FICA Rate', className: 'fica', hide: true}
+        { title: 'FICA Rate', className: 'fica', hide: true},
     ];
 
     // assign cost classes
@@ -61,6 +63,8 @@ export async function initializeOTTable(){
         updateDisplayandTotals();
         // activate edit buttons
         Table.Buttons.Edit.init(OTRowOnEdit, updateDisplayandTotals);
+        // wire up tooltips to show info on click
+        Tooltip.linkAllOvertime();
     } else {
         Prompt.Text.update('No overtime expenditures for this fund.')
     }
diff --git a/src/js/views/06_nonpersonnel/helpers.js b/src/js/views/06_nonpersonnel/helpers.js
index bd5c26c..cf2da78 100644
--- a/src/js/views/06_nonpersonnel/helpers.js
+++ b/src/js/views/06_nonpersonnel/helpers.js
@@ -7,14 +7,19 @@ import Subtitle from "../../components/header/header.js";
 
 const nonPersonnelColumns = [
     { title: 'FY26 Request', className: 'request', isCost: true },
-    { title: 'Amount Remaining on Contract', className: 'remaining', isCost: true },
     { title: 'Service', className : 'service' },
     { title: 'Edit', className : 'edit' },
     { title : 'Account String', className : 'account-string'},
-    { title : 'CPA #', className : 'cpa'},
-    { title : 'Contract End Date', className : 'contract-end'},
     { title: 'Recurring or One-Time', className: 'recurring'},
-    { title: 'Object Category', className: 'object'}  
+
+    { title : 'CPA #', className : 'cpa'},
+    { title : 'Contract End Date', className : 'contract-end', hide:true},
+    { title: 'Amount Remaining on Contract', className: 'remaining', isCost: true , hide: true},
+
+    // hidden columns used for calcs and info boxes
+    { title: 'Object Name', className: 'object-name', hide: true},
+    { title: 'Vendor Name', className: 'vendor', hide: true},
+    { title: 'Object Category', className: 'object-category', hide: true}  
 ];
 
 export function preparePageView(){