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Most Consulted Articles in the Knowledge Base (as of March 28, 2024)
  1. Can we EFILE attached documents with T3 return?
  2. Taxprep T3, BENEF forms - Information about beneficiaries doesn't appear on Schedule 15
  3. T3 - can we e-file Form T1135?
  4. How to allocate income to partners in a T5013?
  5. What is the T3 Schedule 15, how do I prepare it, and can I enter the required information before the release of the 2024 version?
  6. How do I download Taxprep?
  7. Can I EFILE the T3 return?
  8. How do I electronically transmit slips in Taxprep?
  9. How to configure the EFILE identification in CCH iFirm Taxprep?
  10. How do I edit letters in CCH iFirm Taxprep?
  11. How do I attach files to my case on the ''support.cch.com/oss/canada'' Support Platform?
  12. Schedule 15 is not applicable to T3 return
  13. How do I change my activation key in Cantax?
Date: 2020-May-29
Corporate Taxprep
Troubleshooting Memos

Articles relating to the Troubleshooting Memos have been added to the Knowledge Base.

2020-May-29 Versions
COVID-19, The filing deadlines for returns and elections that should be filed after March 16, 17 or 18, 2020, with the federal, Alberta, Québec and British Columbia governments deferred to June 1, 2020, or September 1, 2020 2018 v.2.x
2019 v.1.x
2019 v.2.x
2020-April-3
CO-1159.2 – Modification in the rate of the compensation tax on salaries and wages starting on April 1, 2020, for loan corporations, trust corporations and corporations trading in securities that are independent 2019 v.2.0
2019 v.2.1
2019 v.2.2
2019 v.2.3
Schedule 346 – Reduction in the Nova Scotia lower and higher tax rates for taxation years ending after March 31, 2020

2020-March-25
COVID-19 – Balance-due dates applicable to some tax balances payable and tax instalments owed to the federal, Alberta and Québec governments deferred to a date after August 31, 2020

2018 v.2.x
2019 v.1.x
2019 v.2.x
2020-March-16
Elimination of the exclusion threshold for Forms RD-1029.8.6, RD-1029.8.9.03 and RD-1029.8.16.1 for a taxation year or a fiscal period starting after March 10, 2020

2019 v.2.0
2019 v.2.1
2019 v.2.2
2019 v.2.3
2020-March-13
CO-1029.8.36.SM – Increase in the rate on line 61 used in the calculation of the limit based on the cumulative production costs for the tax credit for the production of performances

CO-1029.8.36.ES – Increase in the rate applicable on line 64 to calculate the limit based on the cumulative production costs

Capital Cost Allowance (CCA) Workchart – Line 225 in the Québec column includes the capital cost of a property acquired in the taxation year that is not an AIIP

2019 v.1.1
2019 v.2.0
2019 v.2.1
2019 v.2.2
2019 v.2.3
2020-March-11
A problem occurs when entering data in the 242, 244 and 246 text boxes in Schedule T661 Part 2, or when printing the text in these boxes

2019 v.1.1
2019 v.2.0
2019 v.2.1
2019 v.2.2
2019 v.2.3
2020-February-28
The location of the transmission database is not properly specified or is unavailable

2020-February-21
Schedule 428 – Three year extension to the British Columbia Training Tax Credit

2019 v.1.1
2019 v.2.0
2019 v.2.1
2019 v.2.2
2020-January-21
Negative values displayed as positive values when the regional settings format is set to Français (Canada)

2020-January-9
Revenu Québec is not able to decode the bar codes printed with the CO-17 or CO-17.SP return, which causes a delay in processing the return

2019 v.2.0
2019 v.2.1
2019-December-20
CO-1029.8.33.TE – Boxes 33 and 34 in Part 4 are selected even if employees turned 60 or 65 after January 1 of the calendar year

2019-December-6
Forms T2054 and CO-502 - Incorrect calculation of the number of months in Part 4 2019 v.1.1
2019 v.2.0
Capital Cost Allowance (CCA) Workchart - Incorrect amount calculated on the line Capital cost of qualified property that became available for use in the current taxation year before July 1, 2019 2019 v.2.0
T1134, Letter LW and Client Letter, Filing Instructions-Filing deadline for T1134 in diagnostic F93 as well as in letters LW and Client Letter, Filing Instructions is incorrect when the taxation year straddles January 1, 2020

2019-December-5
AT1 Schedule 21 – When Alberta Schedule 21 is applicable, the AT1 return (Net File) is rejected with error code 10030, and data is missing from the RSI printing in Alberta Schedule 21

2019-November-1
Schedule 7, Aggregate Investment Income and Income Eligible for the Small Business Deduction – Incorrect amount on line 730 when a dividend deductible under paragraph 113(1)(c) ITA is entered in Schedule 3

2019 v.1.0
2019 v.1.1
2019-October-7
Additions and Dispositions Workchart – Incorrect calculation of the capital cost and the proceeds of disposition of a zero-emission passenger vehicle in CCA class 54

2019 v.1.1
2019-August-8
Schedule 12 – Incorrect calculation of the deduction in respect of the accelerated Canadian development expenses and accelerated Canadian oil and gas property expenses when the taxation year is less than 51 weeks
Additions and Dispositions Workchart – Incorrect calculation of the proceeds of disposition of property in CCA class 54 for a zero-emission passenger vehicle related to dispositions after July 29, 2019

To view the Corporate Taxprep Troubleshooting Memo, consult the Knowledge Base.