diff --git a/.github/theory_scheme.json b/.github/theory_scheme.json
index e15e3aab..371d1f7b 100644
--- a/.github/theory_scheme.json
+++ b/.github/theory_scheme.json
@@ -59,6 +59,15 @@
         }
       }
     },
+    "LO_QCD_EW": {
+      "type": "object",
+      "additionalProperties": {
+        "type": "array",
+        "items": {
+          "type": "number"
+        }
+      }
+    },
     "NLO_QCD":{
       "type":"object",
       "additionalProperties":{
diff --git a/data_summary.yaml b/data_summary.yaml
index 5f7e2bd9..88b2701e 100644
--- a/data_summary.yaml
+++ b/data_summary.yaml
@@ -40,9 +40,9 @@ ATLAS:
   - {name: ATLAS_tt_8TeV_ljets_Mtt, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: ATLAS_tta_8TeV, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: ATLAS_ttbb_13TeV_2016, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: ATLAS_tttt_13TeV_2023, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: ATLAS_tttt_13TeV_2023, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: ATLAS_tttt_13TeV_run2, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: ATLAS_tttt_13TeV_slep_inc, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: ATLAS_tttt_13TeV_slep_inc, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: ATLAS_Zjj_13TeV_dphijj, order: LO, allowed_orders: [LO]}
 HLLHC:
   - {name: ATLAS_SSinc_RunII_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
@@ -63,9 +63,9 @@ HLLHC:
   - {name: ATLAS_tt_13TeV_asy_2022_uncor_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: ATLAS_tt_13TeV_ljets_2016_Mtt_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: ATLAS_ttbb_13TeV_2016_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: ATLAS_tttt_13TeV_2023_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: ATLAS_tttt_13TeV_2023_proj, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: ATLAS_tttt_13TeV_run2_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: ATLAS_tttt_13TeV_slep_inc_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: ATLAS_tttt_13TeV_slep_inc_proj, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: CMS_H_13TeV_2015_pTH_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: CMS_SSinc_RunII_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: CMS_WZ_13TeV_2016_pTZ_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
@@ -84,9 +84,9 @@ HLLHC:
   - {name: CMS_ttbb_13TeV_2016_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: CMS_ttbb_13TeV_dilepton_inc_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: CMS_ttbb_13TeV_ljets_inc_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: CMS_tttt_13TeV_2023_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: CMS_tttt_13TeV_2023_proj, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: CMS_tttt_13TeV_run2_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: CMS_tttt_13TeV_slep_inc_proj, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: CMS_tttt_13TeV_slep_inc_proj, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: HLLHC_HH_14TeV, order: LO, allowed_orders: [LO]}
   - {name: HLLHC_HH_bbaa_14TeV_low_high_mass, order: LO, allowed_orders: [LO]}
   - {name: HLLHC_HH_bbtautau_14TeV_low_high_mass, order: LO, allowed_orders: [LO]}
@@ -201,9 +201,9 @@ CMS:
   - {name: CMS_ttbb_13TeV_dilepton_inc, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: CMS_ttbb_13TeV_ljets_inc, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
   - {name: CMS_tttt_13TeV, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: CMS_tttt_13TeV_2023, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: CMS_tttt_13TeV_2023, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
   - {name: CMS_tttt_13TeV_run2, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
-  - {name: CMS_tttt_13TeV_slep_inc, order: NLO_QCD, allowed_orders: [LO, NLO_QCD]}
+  - {name: CMS_tttt_13TeV_slep_inc, order: LO_QCD_EW, allowed_orders: [LO, LO_QCD_EW]}
 FCCee_161:
   - {name: FCCee_161_ww_leptonic_optim_obs, order: LO, allowed_orders: [LO]}
   - {name: FCCee_161_ww_semilep_optim_obs, order: LO, allowed_orders: [LO]}
diff --git a/theory/ATLAS_tttt_13TeV_2023.json b/theory/ATLAS_tttt_13TeV_2023.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/ATLAS_tttt_13TeV_2023.json
+++ b/theory/ATLAS_tttt_13TeV_2023.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/ATLAS_tttt_13TeV_2023_proj.json b/theory/ATLAS_tttt_13TeV_2023_proj.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/ATLAS_tttt_13TeV_2023_proj.json
+++ b/theory/ATLAS_tttt_13TeV_2023_proj.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/ATLAS_tttt_13TeV_slep_inc.json b/theory/ATLAS_tttt_13TeV_slep_inc.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/ATLAS_tttt_13TeV_slep_inc.json
+++ b/theory/ATLAS_tttt_13TeV_slep_inc.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/ATLAS_tttt_13TeV_slep_inc_proj.json b/theory/ATLAS_tttt_13TeV_slep_inc_proj.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/ATLAS_tttt_13TeV_slep_inc_proj.json
+++ b/theory/ATLAS_tttt_13TeV_slep_inc_proj.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/CMS_tttt_13TeV_2023.json b/theory/CMS_tttt_13TeV_2023.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/CMS_tttt_13TeV_2023.json
+++ b/theory/CMS_tttt_13TeV_2023.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/CMS_tttt_13TeV_2023_proj.json b/theory/CMS_tttt_13TeV_2023_proj.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/CMS_tttt_13TeV_2023_proj.json
+++ b/theory/CMS_tttt_13TeV_2023_proj.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/CMS_tttt_13TeV_slep_inc.json b/theory/CMS_tttt_13TeV_slep_inc.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/CMS_tttt_13TeV_slep_inc.json
+++ b/theory/CMS_tttt_13TeV_slep_inc.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312
diff --git a/theory/CMS_tttt_13TeV_slep_inc_proj.json b/theory/CMS_tttt_13TeV_slep_inc_proj.json
index 7720f68b..b5cb5a2f 100644
--- a/theory/CMS_tttt_13TeV_slep_inc_proj.json
+++ b/theory/CMS_tttt_13TeV_slep_inc_proj.json
@@ -705,7 +705,7 @@
       6.2131
     ]
   },
-  "NLO_QCD": {
+  "LO_QCD_EW": {
     "SM": [
       10.308
     ],
@@ -752,22 +752,22 @@
       0.28791
     ],
     "OQQ1": [
-      0.37086
+      -0.96722
     ],
     "OQQ8": [
-      0.12445
+      -0.32195
     ],
     "OQt1": [
-      -0.0067233
+      1.0152
     ],
     "OQt8": [
-      0.42603
+      -0.39087
     ],
     "OtG": [
       5.272
     ],
     "Ott1": [
-      0.7551
+      -1.6116
     ],
     "O11qq*O11qq": [
       2.312