5004-C (Page 1 of 4) Protected B when completed 2025 Form NB428 New Brunswick Tax and Credits For more information about this form, go to canada.ca/nb-tax-info. Part A - New Brunswick tax on taxable income Line 1: Enter your taxable income from line 26000 of your return. ^ Use the amount from line 1 to complete the appropriate column below. *** Transcriber's Note: Use column 1 if the amount on line 1 is $51,306 or less. Use column 2 if the amount on line 1 is more than $51,306, but not more than $102,614. Use column 3 if the amount on line 1 is more than $102,614, but not more than $190,060. Use column 4 if the amount on line 1 is more than $190,060. *** Column 1: Line 1 is $51,306 or less Line 2: Amount from line 1 ^ Line 3: 0.00 Line 4: Line 2 minus line 3 (cannot be negative) = ^ Line 5: Rate 9.4% Line 6: Line 4 multiplied by the percentage from line 5 = ^ Line 7: 0.00 Line 8: Line 6 plus line 7 New Brunswick tax on taxable income = ^ Column 2: Line 1 is more than $51,306 but not more than $102,614 Line 2: Amount from line 1 ^ Line 3: 51,306.00 Line 4: Line 2 minus line 3 (cannot be negative) = ^ Line 5: Rate 14% Line 6: Line 4 multiplied by the percentage from line 5 = ^ Line 7: 4,822.76 Line 8: Line 6 plus line 7 New Brunswick tax on taxable income = ^ Column 3: Line 1 is more than $102,614 but not more than $190,060 Line 2: Amount from line 1 ^ Line 3: 102,614.00 Line 4: Line 2 minus line 3 (cannot be negative) = ^ Line 5: Rate 16% Line 6: Line 4 multiplied by the percentage from line 5 = ^ Line 7: 12,005.88 Line 8: Line 6 plus line 7 New Brunswick tax on taxable income = ^ Column 4: Line 1 is more than $190,060 Line 2: Amount from line 1 ^ Line 3: 190,060.00 Line 4: Line 2 minus line 3 (cannot be negative) = ^ Line 5: Rate 19.5% Line 6: Line 4 multiplied by the percentage from line 5 = ^ Line 7: 25,997.24 Line 8: Line 6 plus line 7 New Brunswick tax on taxable income = ^ Enter the amount from line 8 on line 54 and continue at line 9. Part B - New Brunswick non-refundable tax credits Line 56030: Internal use Line 9 and line 58040: Basic personal amount Claim $13,396 ^ Line 10 and line 58080: Age amount (if you were born in 1960 or earlier) (use Worksheet NB428) (maximum $6,037) ^ Spouse or common-law partner amount: Line 11: Base amount 11,550.00 Line 12: Your spouse's or common-law partner's net income from line 23600 of their return ^ Line 13 and line 58120: Line 11 minus line 12 (if negative, enter "0") (maximum $10,499) = ^ Amount for an eligible dependant: Line 14: Base amount 11,550.00 Line 15: Your eligible dependant's net income from line 23600 of their return ^ Line 16 and line 58160: Line 14 minus line 15 (if negative, enter "0") (maximum $10,499) = ^ Line 17 and line 58200: Amount for infirm dependants age 18 or older (use Worksheet NB428) ^ Line 18: Add lines 9, 10, 13, 16, and 17. = ^ CPP or QPP contributions: Line 19 and line 58240: Amount from line 30800 of your return ^ Line 20 and line 58280: Amount from line 31000 of your return ^ Employment insurance premiums: Line 21 and line 58300: Amount from line 31200 of your return ^ Line 22 and line 58305: Amount from line 31217 of your return ^ Line 23 and line 58315: Volunteer firefighters' amount ^ Line 24 and line 58316: Search and rescue volunteers' amount ^ Line 25: Add lines 19 to 24. = ^ Line 26: Line 18 plus line 25 = ^ 5004-C (Page 2 of 4) Part B - New Brunswick non-refundable tax credits (continued) Line 27: Amount from line 26 of the previous page ^ Line 28 and line 58360: Pension income amount (maximum $1,000) ^ Line 29 and line 58400: Caregiver amount (use Worksheet NB428) ^ Line 30: Add lines 27 to 29. = ^ Line 31 and line 58440: Disability amount for self (claim $10,010 or, if you were under 18 years of age, use Worksheet NB428) ^ Line 32 and line 58480: Disability amount transferred from a dependant (use Worksheet NB428) ^ Line 33: Add lines 30 to 32. = ^ Line 34 and line 58520: Interest paid on your student loans (amount from line 31900 of your return) ^ Line 35 and line 58560: Your tuition and education amounts (attach Schedule NB(S11)) ^ Line 36 and line 58600: Tuition amounts transferred from a child or grandchild ^ Line 37 and line 58640: Amounts transferred from your spouse or common-law partner (attach Schedule NB(S2)) ^ Line 38: Add lines 33 to 37. = ^ Medical expenses: Line 39 and line 58689: Amount from line 33099 of your return ^ Line 40: Amount from line 23600 of your return ^ Line 41: Applicable rate 3% Line 42: Line 40 multiplied by the percentage from line 41 = ^ Line 43: Enter whichever is less: $2,798 or the amount on line 42. ^ Line 44: Line 39 minus line 43 (if negative, enter "0") = ^ Line 45 and line 58729: Allowable amount of medical expenses for other dependants (use Worksheet NB428) ^ Line 46 and line 58769: Line 44 plus line 45 = ^ Line 47 and line 58800: Line 38 plus line 46 = ^ Line 48: New Brunswick non-refundable tax credit rate 9.4% Line 49 and line 58840: Line 47 multiplied by the percentage from line 48 = ^ Donations and gifts: Line 50: Amount from line 13 of your federal Schedule 9 ^ multiplied by 9.4% = ^ Line 51: Amount from line 14 of your federal Schedule 9 ^ multiplied by 17.95% = ^ Line 52 and line 58969: Line 50 plus line 51 = ^ Line 53 and line 61500: Line 49 plus line 52 Enter this amount on line 57. New Brunswick non-refundable tax credits = ^ Part C - New Brunswick tax Line 54: New Brunswick tax on taxable income from line 8 ^ Line 55 and line 61510: New Brunswick tax on split income (complete Form T1206) ^ Line 56: Line 54 plus line 55 = ^ Line 57: New Brunswick non-refundable tax credits from line 53 ^ Line 58: Line 56 minus line 57 (if negative, enter "0") = ^ 5004-C (Page 3 of 4) Part C - New Brunswick tax (continued) Line 59: Amount from line 58 of the previous page ^ Line 60 and line 61520: New Brunswick dividend tax credit (use Worksheet NB428) ^ New Brunswick minimum tax carryover: Line 61 AND Line 61540: Amount from line 40427 of your return ^ multiplied by 57% = ^ Line 62: Line 60 plus line 61 = ^ Line 63: Line 59 minus line 62 (if negative, enter "0") = ^ New Brunswick additional tax for minimum tax purposes: Line 64: Form T691: line 1 minus line 2 of Part 7 ^ multiplied by 57% = ^ Line 65: Line 63 plus line 64 = ^ Line 66: Provincial foreign tax credit (complete Form T2036) ^ Line 67: Line 65 minus line 66 (if negative, enter "0") = ^ New Brunswick low-income tax reduction If you had a spouse or common-law partner on December 31, 2025, 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 90 can be claimed by the other spouse or common-law partner on line 68 of their Form NB428. Unused low-income tax reduction from your spouse or common-law partner: Line 68 and line 61560: Amount from line 90 of your spouse's or common-law partner's Form NB428, if any ^ Line 69: Line 67 minus line 68 (if negative, enter "0") Enter this amount on line 76 of the next page. = ^ If you claimed an amount on line 68, enter the amount from line 69 on line 87 and continue on line 91.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 $48,653 - You have an eligible dependant or spouse or common-law partner and your adjusted family income(calculated using the chart below) is less than $75,387 If neither of these conditions applies to you, enter "0" on line 86, enter the amount from line 76 on line 87, and continue on line 91. Adjusted family income calculation for the New Brunswick low-income tax reduction *** Transcriber's Note: In print, the following table is set up as two columns. The columns are labelled as: Column 1 You; Column 2 Your spouse or common-law partner. *** Line 70: Net income from line 23600 of the return (or the amount you would have entered if the instructions on line 23600 said "if negative, show in brackets") Column 1: You ^ Column 2: Your spouse or common-law partner ^ Line 71: Total of the universal child care benefit (UCCB) repayment (line 21300 of the return) and the registered disability savings plan (RDSP) income repayment (included on line 23200 of the return) Column 1: You ^ Column 2: Your spouse or common-law partner ^ Line 72: Line 70 plus line 71 Column 1: You = ^ Column 2: Your spouse or common-law partner = ^ Line 73: Total of the UCCB income (line 11700 of the return) and the RDSP income (line 12500 of the return) Column 1: You ^ Column 2: Your spouse or common-law partner ^ Line 74: Line 72 minus line 73 (if negative, enter "0") Column 1: You = ^ Column 2: Your spouse or common-law partner = ^ Line 75: Add the amounts from line 74 of columns 1 and 2, if any. Enter this amount on line 81 of the next page. Adjusted family income ^ 5004-C (Page 4 of 4) Part C - New Brunswick tax (continued) Line 76: Amount from line 69 of the previous page ^ Line 77 and line 61570: Basic reduction Claim $802 ^ Line 78 and line 61580: Reduction for spouse or common-law partner Claim $802 ^ Line 79 and line 61590: Reduction for an eligible dependant claimed on line 30400 of your return Claim $802 ^ Line 80: Add lines 77 to 79. (maximum $1,604) = ^ Adjusted family income: Line 81: Amount from line 75 of the previous page ^ Line 82: Base amount 21,920.00 Line 83: Line 81 minus line 82 (if negative, enter "0") = ^ Line 84: Applicable rate 3% Line 85: Line 83 multiplied by the percentage from line 84 = ^ Line 86: Line 80 minus line 85 (if negative, enter "0") New Brunswick low- income tax reduction = ^ Line 87: Line 76 minus line 86 (if negative, enter "0") = ^ Unused low-income tax reduction that your spouse or common-law partner can claim Line 88: Amount from line 86 above ^ Line 89: Amount from line 67 of the previous page ^ Line 90: Line 88 minus line 89 (if negative, enter "0") Unused amount = ^ Line 91 and line 61550: New Brunswick political contributions made in 2025 ^ Line 92: New Brunswick political contribution tax credit (use Worksheet NB428) (maximum $500) ^ Line 93: Line 87 minus line 92 (if negative, enter "0") = ^ Line 94 and line 61670: Labour-sponsored venture capital fund tax credit from NB-LSVC-1 certificate(s) (maximum $2,000) ^ Line 95: Line 93 minus line 94 (if negative, enter "0") = ^ Line 96: Small business investor tax credit (complete Form T1258) (maximum $125,000) ^ Line 97: Line 95 minus line 96 (if negative, enter "0") Enter this amount on line 42800 of your return. New Brunswick tax = ^ See the privacy notice on your return.