New Brunswick Tax and Credits NB428
T1 General - 2023

Part A - New Brunswick tax on taxable income
Enter your taxable income from line 26000 of your return    1 
       
Use the amount from line 1 to complete the appropriate column below.
If line 1 is $47,715 or less If line 1 is more than $47,715, but not more than $95,431 If line 1 is more than $95,431, but not more than $176,756 If line 1 is more than $176,756
 
Amount from line 1.  2 
- - - -  3 
Line 2 minus line 3 (cannot be negative) = = = =  4 
x x x x  5 
Multiply line 4 by line 5 = = = =  6 
+ + + +  7 
Add line 6 and 7
New Brunswick tax on taxable income		 = = = =  8 
Enter the amount from line 8 on line 52 and continue at line 9.
                     

Part B - New Brunswick non-refundable tax credits

For internal use only  56030
Basic personal amount claim $12,458 58040  9 
Age amount (if you were born in 1958 or earlier) (use Worksheet NB428) (maximum $5,615) 58080 +  10 
Spouse or common-law partner amount
   Base amount  11 
   Your spouse's or common-law partner's net income from line 23600 of their return -  12 
   Line 11 minus line 12 (if negative, enter "0") (maximum $9,764) 58120 =   +  13 
Amount for an eligible dependant
   Base amount  14 
   Your eligible dependant's net income from line 23600 of their return -  15 
   Line 14 minus line 15 (if negative, enter "0") (maximum $9,764) 58160 =   +  16 
Amount for infirm dependants age 18 or older
(use Worksheet NB428)		 58200 +  17 
Add lines 9, 10, 13, 16 and 17 =  18 
 
CPP or QPP contributions:
   Amount from line 30800 of your return 58240  •19 
   Amount from line 31000 of your return 58280 +  •20 
Employment Insurance premiums:
   Amount from line 31200 of your return 58300 +  •21 
   Amount from line 31217 of your return 58305 +  •22 
Add lines 19 to 22 Subtotal for Schedule NB(S2) =   +  23 
Line 17 plus line 23 =  24 
Pension income amount (maximum $1,641) 58360 +  25 
Caregiver amount
(use Worksheet NB428)		 58400 +  26 
Add lines 24 to 26 Subtotal for Worksheet NB428 =  27 
                                         

Continue on the next page.   
 
2

Part B - New Brunswick non-refundable tax credits (continued)
Amount from line 27 of the previous page  28 
Disability amount for self
(claim $9,309 or, if you were under 18 years of age, use Worksheet NB428)		 58440 +  29 
Disability amount transferred from a dependant
(use Worksheet NB428)		 58480 +  30 
Add lines 28 to 30 Subtotal for Schedule NB(S11) =  31 
Interest paid on your student loans
(amount from line 31900 of your return)		 58520 +  32 
Your tuition and education amounts
(attach Schedule NB(S11))		 58560 +  33 
Tuition and education amounts transferred from a child 58600 +  34 
Amounts transferred from your spouse or common-law partner
(attach Schedule NB(S2)) 		 58640 +  35 
Add lines 31 to 35 =  36 
 
Medical expenses:
Amount from line 33099 of your return 58689  37 
Amount from line 23600 of your return  38 
Applicable rate x  39 
Line 38 multiplied by the percentage from line 39 =  40 
Enter whichever is less: $2,602 or or the amount from line 40. -  41 
Line 37 minus line 41 (if negative, enter "0") =  42 
Allowable amount of medical expenses for other dependants
(use Worksheet NB428)		 58729 +  43 
Line 42 plus line 43 58769 =   +  44 
Line 36 plus line 44 58800 =  45 
New Brunswick non-refundable tax credit rate x  46 
Line 45 multiplied by the percentage from line 46 58840 =  47 
 
Donations and gifts:
Amount from line 13 of your federal Schedule 9 x 9.4% =  48 
Amount from line 14 of your federal Schedule 9 x 17.95% = +  49 
Line 48 plus line 49 58969 =   +  50 
Line 47 plus line 50
Enter this amount on line 55.		 New Brunswick non-refundable tax credits 61500 =  51 
                                         

Part C - New Brunswick tax
New Brunswick tax on taxable income from line 8  52 
New Brunswick tax on split income (complete Form T1206) 61510 +  •53 
Line 52 plus line 53 =  54 
New Brunswick non-refundable tax credits from line 51 -  55 
Line 54 minus line 55 (if negative, enter "0") =  56 
                   
Continue on the next page.   
 
3

Part C - New Brunswick tax (continued)
Amount from line 56 of the previous page =  57 
 
New Brunswick dividend tax credit
(use Worksheet NB428) 61520 +  •58 
 
New Brunswick minimum tax carryover:
Amount from line 40427 of your return  x 57% = 61540 +  •59 
Add lines 58 and 59 =   -  60 
Line 57 minus line 60 (if negative, enter "0") =  61 
 
New Brunswick additional tax for minimum tax purposes:
Form T691: line 111 minus line 112  x 57% = +  62 
Add lines 61 and 62 =  63 
Provincial foreign tax credit (complete Form T2036) -  64 
Line 63 minus line 64 =  65 
                   

New Brunswick low-income tax reduction
If you had a spouse or common-law partner on December 31, 2023, you and your spouse or common-law partner need to decide who will claim this tax reduction for your family. Any unused amount from line 88 can be claimed by the other spouse or common-law partner on line 66 of their Form NB428.
                     
Are you claiming this tax reduction on your return? Yes  No
 
Unused low-income tax reduction from your spouse or common-law partner:
Amount from line 88 of your spouse's or common-law partner's Form NB428, if any.		 61560 -  66 
Line 65 minus line 66 (if negative, enter "0")
Enter this amount on line 74.		 =  67 
 
If you are claiming an amount at line 66 (other than "0"), enter the amount from line 67 on line 85 and continue on line 89. If not, continue below.
 
You are eligible to claim the low-income tax reduction if either of the following applies:
  • You are single and your net income from line 23600 of your return is less than $0.
  • You have an eligible dependant, spouse or common-law partner and your adjusted family income (calculated using the chart below) is less than $0.

If neither of these conditions applies to you, enter "0" on line 84, enter the amount from line 74 on line 85, and continue on line 89.

Adjusted family income for the calculation of the New Brunswick low-income tax reduction    Column 1
You		 Column 2
Your spouse or
common-law
partner
Amount from line 23600 of the return  68   68 
Total of Universal Child Care Benefit repayment (line 21300 of the return) and registered disability savings plan income repayment (included in line 23200 of the return). +  69  +  69 
Add lines 68 and 69 =  70  =  70 
Total of Universal Child Care Benefit (line 11700 of the return) and registered disability savings plan income (line 12500 of the return). -  71  -  71 
Line 70 minus line 71 (if negative, enter "0") =  72  =  72 
Add the amounts from line 72 in column 1 and column 2.
Enter the amount on line 79 on the next page		 Adjusted family income  73 
                       

Continue on the next page.   
 
4

Part C - New Brunswick tax (continued)
Amount from line 67 on the previous page =  74 
 
Basic reduction claim $0  61570  75 
Reduction for your spouse or common-law partner claim $0  61580 +  76 
Reduction for an eligible dependant claimed on line 30400 of your return claim $0  61590 +  77 
Add lines 75 to 77 (maximum $0)  =  78 
 
Adjusted family income:
Amount from line 73  79 
Base amount -  80 
Line 79 minus line 80 (if negative, enter "0") =  81 
Applicable rate x  82 
Multiply line 81 by the percentage on line 82 =   -  83 
Line 78 minus line 83
(if negative, enter "0").		 New Brunswick low-income tax reduction =   -  84 
Line 74 minus line 84 (if negative, enter "0") =  85 
                       
Unused low-income tax reduction that your spouse or common-law partner can claim
Amount from line 84    86 
Amount from line 65   -  87 
Line 86 minus line 87 (if negative, enter "0") Unused amount  =  88 
               
 
New Brunswick political contributions made in 2023 61550  89 
New Brunswick political contribution tax credit
(use Worksheet NB428)		 (maximum $500)  -  90 
Line 85 minus line 90 (if negative, enter "0") =  91 
 
Labour-sponsored venture capital fund tax credit from NB-LSVC-1 certificate(s) (maximum $0)  61670 -  •92 
Line 91 minus line 92 (if negative, enter "0") =  93 
 
Small business investor tax credit (complete Form T1258). (maximum $125,000)  -  •94 
Line 93 minus line 94 (if negative, enter "0")
Enter this amount on line 42800 of your return.		 New Brunswick tax =  95