GST/HST registration assessment and account setup support for businesses and self-employed individuals operating in Toronto and across the GTA.
Classify taxable zero-rated and exempt supplies
The analysis begins with dates, relationships, supporting documents and the exact tax year. A label or receipt alone does not establish eligibility. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Test the small-supplier threshold
Amounts are reconciled to third-party slips, invoices, certifications and payment evidence. Missing information remains visible until resolved. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Identify mandatory registration exceptions
The working paper explains the rule, factual test, calculation and conclusion in language another reviewer can follow. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Evaluate voluntary registration
Business claims are coordinated so income, expenses and input tax credits are not duplicated and every amount is assigned to the correct activity and reporting period. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Set the effective registration date
Time-sensitive limits and administrative procedures are checked against the current CRA publication before filing. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Confirm the legal entity and business number
The completed return is compared with the Notice of Assessment and future carryforwards are updated. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Choose the reporting period and fiscal year
The analysis begins with dates, relationships, supporting documents and the exact tax year. A label or receipt alone does not establish eligibility. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Prepare post-registration procedures
Amounts are reconciled to third-party slips, invoices, certifications and payment evidence. Missing information remains visible until resolved. For gst/hst registration, this question is reviewed independently rather than inferred from another credit or deduction.
The file records who incurred or received the amount, the relevant date, purpose, gross cost, reimbursement and connection to the return. The calculation is then reconciled to the applicable schedule and retained with the evidence.
GTA Accountant explains the conclusion, unresolved assumptions and follow-up in plain language. This makes the position easier to review after assessment or during a CRA verification.
Professional review checkpoint 1
The analysis begins with dates, relationships, supporting documents and the exact tax year. A label or receipt alone does not establish eligibility. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 2
Amounts are reconciled to third-party slips, invoices, certifications and payment evidence. Missing information remains visible until resolved. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 3
The working paper explains the rule, factual test, calculation and conclusion in language another reviewer can follow. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 4
Business claims are coordinated so income, expenses and input tax credits are not duplicated and every amount is assigned to the correct activity and reporting period. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 5
Time-sensitive limits and administrative procedures are checked against the current CRA publication before filing. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 6
The completed return is compared with the Notice of Assessment and future carryforwards are updated. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 7
The analysis begins with dates, relationships, supporting documents and the exact tax year. A label or receipt alone does not establish eligibility. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 8
Amounts are reconciled to third-party slips, invoices, certifications and payment evidence. Missing information remains visible until resolved. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 9
The working paper explains the rule, factual test, calculation and conclusion in language another reviewer can follow. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 10
Business claims are coordinated so income, expenses and input tax credits are not duplicated and every amount is assigned to the correct activity and reporting period. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Professional review checkpoint 11
Time-sensitive limits and administrative procedures are checked against the current CRA publication before filing. The checkpoint is tailored to gst/hst registration rather than copied from a different business claim.
Records are indexed, totals are cross-checked, and the taxpayer reviews the final result before authorization. Any future assessment or adjustment task is entered on a dated action list.
Official CRA guidance
Reviewed July 23, 2026. Confirm current requirements with the official CRA information for this topic.
Frequently asked questions
Who should request this service?
GTA taxpayers whose return involves gst/hst registration and requires a documented eligibility or reporting review.
Can this service be completed virtually?
Yes. Meetings can be held by telephone or secure virtual appointment.
What records should be collected?
Collect tax slips, receipts, certifications, agreements, family information and relevant CRA notices.
Can approval or a refund be guaranteed?
No. Results depend on the facts, legislation, evidence and CRA processing.
Can sensitive documents be sent through the public form?
No. The form is only for an initial inquiry; secure instructions are provided separately.
Will prior years be reviewed?
Prior-year adjustments are considered where legally available and supported by the facts.
Professional limitation
General information only. Business deductions, worker status and indirect-tax obligations require review of the complete facts; legal questions may require qualified counsel.