PolicyEngine · DTrim99 · Jan 7, 2026 · Jan 8, 2026
diff --git a/changelog_entry.yaml b/changelog_entry.yaml
@@ -0,0 +1,4 @@
+- bump: minor
+  changes:
+    changed:
+    - Updated Oregon 2025 income tax parameters (tax brackets, standard deduction, exemption credit, federal tax subtraction caps, CTC/Kids Credit, kicker rate) and added 2025 references to all parameters.
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/amount.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/amount.yaml
@@ -1,6 +1,7 @@
 description: Oregon provides this maximum Child Tax Credit per qualifying child.
 values:
   2023-01-01: 1_000
+  2025-01-01: 1_050
 metadata:
   unit: currency-USD
   period: year
@@ -12,3 +13,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/child_limit.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/child_limit.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/ineligible_age.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/ineligible_age.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/reduction/start.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/reduction/start.yaml
@@ -2,6 +2,7 @@ description: Oregon reduces its Child Tax Credit for filers with Oregon adjusted
 values:
   2023-01-01: 25_000
   2024-01-01: 25_750
+  2025-01-01: 26_550
 metadata:
   uprating: gov.irs.uprating #CPI-U
   unit: currency-USD
@@ -14,3 +15,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/reduction/width.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/ctc/reduction/width.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/eitc/match/has_young_child.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/eitc/match/has_young_child.yaml
@@ -16,3 +16,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/eitc/match/no_young_child.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/eitc/match/no_young_child.yaml
@@ -16,3 +16,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/eitc/old_child_age.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/eitc/old_child_age.yaml
@@ -16,3 +16,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=18
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=19
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=19
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/exemption/amount.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/exemption/amount.yaml
@@ -5,6 +5,7 @@ values:
   2022-01-01: 219
   2023-01-01: 236
   2024-01-01: 249
+  2025-01-01: 256
 metadata:
   uprating: gov.irs.uprating 
   unit: currency-USD
@@ -21,3 +22,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=17
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=18
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/...ers/gov/states/or/tax/income/credits/exemption/income_limit/disabled_child_dependent.yaml b/...ers/gov/states/or/tax/income/credits/exemption/income_limit/disabled_child_dependent.yaml
@@ -16,4 +16,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=17
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=18
-
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/...engine_us/parameters/gov/states/or/tax/income/credits/exemption/income_limit/regular.yaml b/...engine_us/parameters/gov/states/or/tax/income/credits/exemption/income_limit/regular.yaml
@@ -26,4 +26,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=17
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=18
-
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/...parameters/gov/states/or/tax/income/credits/exemption/income_limit/severely_disabled.yaml b/...parameters/gov/states/or/tax/income/credits/exemption/income_limit/severely_disabled.yaml
@@ -16,3 +16,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=17
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=18
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/kicker/percent.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/kicker/percent.yaml
@@ -4,6 +4,7 @@ values:
   2022-01-01: 0
   2023-01-01: 0.4428
   2024-01-01: 0
+  2025-01-01: 0.09863
 metadata:
   unit: /1
   period: year  
@@ -18,3 +19,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2021.pdf#page=19
     - title: 2023 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=20
+    - title: 2025 Oregon Surplus ("Kicker") Credit
+      href: https://www.oregon.gov/dor/programs/individuals/pages/kicker.aspx
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/nonrefundable.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/nonrefundable.yaml
@@ -10,3 +10,5 @@ metadata:
   reference:
     - title: 2023 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=16
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=17
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/refundable.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/refundable.yaml
@@ -21,3 +21,5 @@ metadata:
   reference:
     - title: 2023 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=17
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/...ngine_us/parameters/gov/states/or/tax/income/credits/retirement_income/age_threshold.yaml b/...ngine_us/parameters/gov/states/or/tax/income/credits/retirement_income/age_threshold.yaml
@@ -18,3 +18,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2023.pdf#page=109
     - title: 2024 Publication OR-17, Oregon Individual Income Tax Guide, 150-101-431
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2024.pdf#page=106
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=20
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/retirement_income/base.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/retirement_income/base.yaml
@@ -14,7 +14,8 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2023.pdf#page=109
     - title: 2024 Publication OR-17, Oregon Individual Income Tax Guide, 150-101-431
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2024.pdf#page=106
-
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=20
 JOINT:
   2018-01-01: 15_000
 HEAD_OF_HOUSEHOLD:

diff --git a/...ne_us/parameters/gov/states/or/tax/income/credits/retirement_income/income_threshold.yaml b/...ne_us/parameters/gov/states/or/tax/income/credits/retirement_income/income_threshold.yaml
@@ -14,8 +14,8 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2023.pdf#page=109
     - title: 2024 Publication OR-17, Oregon Individual Income Tax Guide, 150-101-431
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2024.pdf#page=107
-
-
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=20
 JOINT:
   2018-01-01: 30_000
 HEAD_OF_HOUSEHOLD:

diff --git a/...cyengine_us/parameters/gov/states/or/tax/income/credits/retirement_income/percentage.yaml b/...cyengine_us/parameters/gov/states/or/tax/income/credits/retirement_income/percentage.yaml
@@ -14,3 +14,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2023.pdf#page=110
     - title: 2024 Publication OR-17, Oregon Individual Income Tax Guide, 150-101-431
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2024.pdf#page=107
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=20
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/old.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/old.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2021.pdf#page=6
     - title: Publication OR-WFHDC-TB Working Family Household and Dependent Care (WFHDC) Tables (2023)
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2023.pdf#page=6
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/oldest.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/oldest.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2021.pdf#page=6
     - title: Publication OR-WFHDC-TB Working Family Household and Dependent Care (WFHDC) Tables (2023)
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2023.pdf#page=6
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/young.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/young.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2021.pdf#page=6
     - title: Publication OR-WFHDC-TB Working Family Household and Dependent Care (WFHDC) Tables (2023)
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2023.pdf#page=6
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/youngest.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/age_range/youngest.yaml
@@ -12,3 +12,5 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2021.pdf#page=6
     - title: Publication OR-WFHDC-TB Working Family Household and Dependent Care (WFHDC) Tables (2023)
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2023.pdf#page=6
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/cap.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/cap.yaml
@@ -10,6 +10,8 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/schedule-or-wfhdc-inst_101-195-1_2021.pdf#page=1
     - title: 2023 Schedule OR-WFHDC Oregon Working Family Household and Dependent Care Credit Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/schedule-or-wfhdc-inst_101-195-1_2023.pdf#page=1
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
 values:
   2016-01-01: 12_000
   2028-01-01: 0 

diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/child_age_limit.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/child_age_limit.yaml
@@ -11,8 +11,10 @@ metadata:
     # The theshold is only implicitly defined in the legal code
     - title: 2023 Schedule OR-WFHDC Oregon Working Family Household and Dependent Care Credit Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/schedule-or-wfhdc-inst_101-195-1_2023.pdf#page=1
-    - title: OR Rev Stat § 315.264 
+    - title: OR Rev Stat § 315.264
       href: https://law.justia.com/codes/oregon/2021/volume-08/chapter-315/section-315-264/
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
 
 values:
   2015-01-01: 12
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/fpg_limit.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/fpg_limit.yaml
@@ -12,7 +12,9 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2022.pdf#page=124
     - title: 2023 Publication OR-17, Oregon Individual Income Tax Guide, 150-101-431
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-17_101-431_2023.pdf#page=124
-    - title: OR Rev Stat § 315.264 (4) 
+    - title: OR Rev Stat § 315.264 (4)
       href: https://law.justia.com/codes/oregon/2021/volume-08/chapter-315/section-315-264/
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
 values: 
   2021-01-01: 3
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/match.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/match.yaml
@@ -15,8 +15,10 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2022.pdf#page=6
     - title: 2023 Publication OR-WFHDC-TB Working Family Household and Dependent Care (WFHDC) Tables
       href: https://www.oregon.gov/dor/forms/FormsPubs/publication-or-wfhdc-tb_101-458_2023.pdf#page=6      
-    - title: OR Rev Stat § 315.264 (2) 
+    - title: OR Rev Stat § 315.264 (2)
       href: https://law.justia.com/codes/oregon/2021/volume-08/chapter-315/section-315-264/
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
 
 0: # No income
   YOUNGEST:    

diff --git a/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/min_tax_unit_size.yaml b/policyengine_us/parameters/gov/states/or/tax/income/credits/wfhdc/min_tax_unit_size.yaml
@@ -13,7 +13,9 @@ metadata:
     - title: 2024 Schedule OR-WFHDC Oregon Working Family Household and Dependent Care Credit Instructions
       href: https://www.google.com/url?sa=i&url=https%3A%2F%2Fsecure.dor.state.or.us%2FServices%2Fdraftforms%2Fapi%2Fdocument%2F6793%2Fdownload&psig=AOvVaw01yzy9QiRloWlbInbZcNG4&ust=1742309265624000&source=images&cd=vfe&opi=89978449&ved=0CAYQrpoMahcKEwjI16b4rZGMAxUAAAAAHQAAAAAQBA
      # The threshold is only implicitly defined in the legal code
-    - title: OR Rev Stat § 315.264 
+    - title: OR Rev Stat § 315.264
       href: https://law.justia.com/codes/oregon/2021/volume-08/chapter-315/section-315-264/
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=18
 values:
   2015-01-01: 2
diff --git a/...gine_us/parameters/gov/states/or/tax/income/deductions/standard/aged_or_blind/amount.yaml b/...gine_us/parameters/gov/states/or/tax/income/deductions/standard/aged_or_blind/amount.yaml
@@ -16,6 +16,8 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=15
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=16
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=15
 JOINT:
   2021-01-01: 1_000
 HEAD_OF_HOUSEHOLD:

diff --git a/policyengine_us/parameters/gov/states/or/tax/income/deductions/standard/amount.yaml b/policyengine_us/parameters/gov/states/or/tax/income/deductions/standard/amount.yaml
@@ -24,6 +24,8 @@ metadata:
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2023.pdf#page=15
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=15
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=15
 JOINT:
   2003-01-01: 3_280
   # Rose with inflation, not all dates documented.
@@ -34,6 +36,7 @@ JOINT:
   2022-01-01: 4_840
   2023-01-01: 5_210
   2024-01-01: 5_495
+  2025-01-01: 5_670
 HEAD_OF_HOUSEHOLD:
   2003-01-01: 2_640
   # Rose with inflation, not all dates documented.
@@ -43,6 +46,7 @@ HEAD_OF_HOUSEHOLD:
   2021-01-01: 3_780
   2022-01-01: 3_895
   2024-01-01: 4_420
+  2025-01-01: 4_545
 SURVIVING_SPOUSE:
   2003-01-01: 3_280
   # Rose with inflation, not all dates documented.
@@ -53,6 +57,7 @@ SURVIVING_SPOUSE:
   2022-01-01: 4_840
   2023-01-01: 5_210
   2024-01-01: 5_495
+  2025-01-01: 5_670
 SINGLE:
   2003-01-01: 1_640
   # Rose with inflation, not all dates documented.
@@ -63,6 +68,7 @@ SINGLE:
   2022-01-01: 2_420
   2023-01-01: 2_605
   2024-01-01: 2_745
+  2025-01-01: 2_835
 SEPARATE:
   2003-01-01: 1_640
   # Rose with inflation, not all dates documented.
@@ -73,3 +79,4 @@ SEPARATE:
   2022-01-01: 2_420
   2023-01-01: 2_605
   2024-01-01: 2_745
+  2025-01-01: 2_835
diff --git a/policyengine_us/parameters/gov/states/or/tax/income/rates/head_of_household.yaml b/policyengine_us/parameters/gov/states/or/tax/income/rates/head_of_household.yaml
@@ -18,6 +18,8 @@ metadata:
       href: https://www.efile.com/oregon-tax-brackets-rates-and-forms/
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-n_or-40-p-inst_101-048-1_2024.pdf#page=21
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=24
 brackets:
   - threshold:
       1993-01-01: 0
@@ -37,8 +39,9 @@ brackets:
         2022-01-01: 7_500
         2023-01-01: 8_100
         2024-01-01: 8_600
+        2025-01-01: 8_850
       metadata:
-        uprating:   
+        uprating:
           parameter: gov.irs.uprating
           rounding:
             type: downwards
@@ -57,6 +60,7 @@ brackets:
         2022-01-01: 18_900
         2023-01-01: 20_400
         2024-01-01: 21_500
+        2025-01-01: 22_100
       metadata:
         uprating: 
           parameter: gov.irs.uprating

diff --git a/policyengine_us/parameters/gov/states/or/tax/income/rates/joint.yaml b/policyengine_us/parameters/gov/states/or/tax/income/rates/joint.yaml
@@ -18,6 +18,8 @@ metadata:
       href: https://www.efile.com/oregon-tax-brackets-rates-and-forms/
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-n_or-40-p-inst_101-048-1_2024.pdf#page=21
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=24
 brackets:
   - threshold:
       1993-01-01: 0
@@ -37,8 +39,9 @@ brackets:
         2022-01-01: 7_500
         2023-01-01: 8_100
         2024-01-01: 8_600
+        2025-01-01: 8_850
       metadata:
-        uprating: 
+        uprating:
           parameter: gov.irs.uprating
           rounding:
             type: downwards
@@ -57,6 +60,7 @@ brackets:
         2022-01-01: 18_900
         2023-01-01: 20_400
         2024-01-01: 21_500
+        2025-01-01: 22_100
       metadata:
         uprating:  
           parameter: gov.irs.uprating

diff --git a/policyengine_us/parameters/gov/states/or/tax/income/rates/separate.yaml b/policyengine_us/parameters/gov/states/or/tax/income/rates/separate.yaml
@@ -20,6 +20,8 @@ metadata:
       href: https://www.efile.com/oregon-tax-brackets-rates-and-forms/
     - title: 2024 Oregon Income Tax Form OR-40 Instructions
       href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2024.pdf#page=28
+    - title: 2025 Oregon Income Tax Form OR-40 Instructions
+      href: https://www.oregon.gov/dor/forms/FormsPubs/form-or-40-inst_101-040-1_2025.pdf#page=24
 brackets:
   # "* Since 1993 the tax brackets have been indexed for inflation.
   #  ** In 2002, the inflation index changed from the Portland CPI to the U.S. city average CPI."
@@ -42,8 +44,9 @@ brackets:
         2022-01-01: 3_750
         2023-01-01: 4_050
         2024-01-01: 4_300
+        2025-01-01: 4_400
       metadata:
-        uprating: 
+        uprating:
           parameter: gov.irs.uprating
           rounding:
             type: downwards
@@ -62,6 +65,7 @@ brackets:
         2022-01-01: 9_450
         2023-01-01: 10_200
         2024-01-01: 10_750
+        2025-01-01: 11_050
       metadata:
         uprating: 
           parameter: gov.irs.uprating