Update tax_engine.py

tax_engine.py

@@ -59,7 +59,7 @@ class TaxConfig:
 
 # ---------------------------------------------------------------------------
 # 2016 tax bracket data (all 4 filing statuses)
-# Rates: 10%, 15%, 25%, 28%, 33%, 35%, 39.6%
+# Rates: 10%, 15%, 25%, 27.75%, 33%, 35%, 39.6%
 # Note: 2016 also had a personal exemption of $4,050 per person,
 #       which is NOT modeled here. Only the standard deduction is used.
 # ---------------------------------------------------------------------------
@@ -68,7 +68,7 @@ TAX_BRACKETS_SGL = [
     (0, 9275, 0.10),
     (9275, 37650, 0.15),
     (37650, 91150, 0.25),
-    (91150, 190150, 0.28),
+    (91150, 190150, 0.2775),
     (190150, 413350, 0.33),
     (413350, 415050, 0.35),
     (415050, float("inf"), 0.396),
@@ -78,7 +78,7 @@ TAX_BRACKETS_MFJ = [
     (0, 18550, 0.10),
     (18550, 75300, 0.15),
     (75300, 151900, 0.25),
-    (151900, 231450, 0.28),
+    (151900, 231450, 0.2775),
     (231450, 413350, 0.33),
     (413350, 466950, 0.35),
     (466950, float("inf"), 0.396),
@@ -88,7 +88,7 @@ TAX_BRACKETS_HOH = [
     (0, 13250, 0.10),
     (13250, 50400, 0.15),
     (50400, 130150, 0.25),
-    (130150, 210800, 0.28),
+    (130150, 210800, 0.2775),
     (210800, 413350, 0.33),
     (413350, 441000, 0.35),
     (441000, float("inf"), 0.396),
@@ -98,7 +98,7 @@ TAX_BRACKETS_MFS = [
     (0, 9275, 0.10),
     (9275, 37650, 0.15),
     (37650, 75950, 0.25),
-    (75950, 115725, 0.28),
+    (75950, 115725, 0.2775),
     (115725, 206675, 0.33),
     (206675, 233475, 0.35),
     (233475, float("inf"), 0.396),