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Primary formula: retained price excluding GST/HST = effective cost รท (1 โˆ’ target retained margin)

Educational only: Business decision support, not accounting, tax or legal advice.

Privacy: No account is required. Tool inputs and results stay in this browser. Anonymous categorical usage analytics send only governed page, tool, cluster and action identifiers; tool inputs and results are never sent. Error monitoring is disabled. Optional saved state stays only on this device.

Update policy: Reviewed when formulas or official dependencies change.

Scope: Canadian small-business planning using your own assumptions.

What this planner helps you decide

Best for

Businesses checking a customer price against confirmed Canadian GST/HST treatment.

Outputs

Required retained and displayed prices, tax component, gross profit, gross margin and current-price gap.

Start here

Confirm the taxable-sale scope and applicable rate, then enter cost and target retained margin.

Use a different tool when: Do not use this to set a price for a target gross margin; use Target Margin & Pricing Planner for that decision. Use this tool to protect retained margin while separating a confirmed combined GST/HST rate from displayed price.

Price & margin

Canada GST/HST-aware Pricing: required retained and displayed prices

Required retained and displayed prices, tax component, gross profit, gross margin and current-price gap.

GST/HST-aware price assumptions

Use one GST/HST basis. Inputs do not determine tax.

Your numbers stay in this browser

CA$

Enter per-unit cost on the selected GST/HST basis.

%

Gross profit share retained before GST/HST.

Exempt and unknown supplies fail closed.

Optional comparisonAdd a comparison value only when it helps your decision.
CA$

Optional comparison price on the selected GST/HST basis.

Tax treatmentKeep the warning when treatment is uncertain.

Confirm whether the entered cost includes tax.

Select the confirmed place of supply; it is not inferred from an address.

Select the transaction period.

CA$

Enter turnover for this exact measured period.

CA$

Enter turnover for this separate measured period.

Choose the confirmed status; uncertainty keeps an authority warning visible.

Choose No when tax paid remains in effective cost.

%

Required for recoverable GST/HST in a tax-inclusive cost; separate from output rate.

Controls whether displayed price adds tax to retained revenue.

Price decision

Protect the entered retained margin on revenue excluding GST/HST; treat the customer-facing tax amount separately.

PDF and CSV exports stay on this device. Clean page links contain no inputs.
Required displayed price
$113.00
Required price excluding GST/HST
$100.00
GST/HST component
$13.00
Effective cost
$60.00
Gross profit per unit
$40.00
Retained gross margin
40.0%
Change from current displayed price
$13.00

Official policy review signals

Selected GST/HST rate
13.0%
Current calendar-quarter taxable revenue
Below review threshold
Previous four calendar quarters taxable revenue
Below review threshold

These are separate source-based review signals, not a registration conclusion.

Rate row: Standard taxable; effective basis: On or after 1 April 2025; rate source version: 2026-07-16. Threshold basis: Threshold source version 2026-07-16; threshold source version: 2026-07-16.

Price sensitivity

Price sensitivity โ€” compare required displayed price for the entered target margin and a five-point margin increase.

ScenarioResultDifference
Entered scenario$113.00Baseline
Target margin +5 points$123.27$10.27

Save these results, change an input, then compare the updated figures with this baseline.

The baseline is temporary in this tab and is not added to shared scenario links or generated reports.

Registration review

Compare threshold headroom with turnover 10% higher.

ScenarioResultDifference
Entered scenario$30,000.00Baseline
Second turnover view +10%$30,000.00$0.00

Save these results, change an input, then compare the updated figures with this baseline.

The baseline is temporary in this tab and is not added to shared scenario links or generated reports.

Calculation details

View calculation detailsView the formulas and inputs used for these results.

Required displayed price

Effective costrecoverable: tax-inclusive cost รท (1 + input rate), tax-exclusive cost unchanged; non-recoverable: tax-inclusive cost unchanged, tax-exclusive cost ร— (1 + input rate)60 CAD
Required price excluding GST/HSTeffective cost รท (1 โˆ’ target retained margin)100 CAD
Required displayed priceregistered and tax-inclusive display โ†’ retained price ร— (1 + entered GST/HST rate); otherwise retained price113 CAD
Result$113.00

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Effective costCost Exclusive
60
Effective costTax Rate
0.13
Effective costInput Tax Rate
0.13
Effective costCost Tax Basis
Tax-exclusive cost
Effective costInput Tax Recoverable
Yes
Effective costRegistration State
Registered
Required price excluding GST/HSTEffective Cost
60
Required price excluding GST/HSTTarget Margin
0.4
Required displayed priceRequired Price Exclusive
100
Required displayed priceTax Rate
0.13
Required displayed priceDisplayed Price Includes Tax
Yes

Required price excluding GST/HST

Effective costrecoverable: tax-inclusive cost รท (1 + input rate), tax-exclusive cost unchanged; non-recoverable: tax-inclusive cost unchanged, tax-exclusive cost ร— (1 + input rate)60 CAD
Required price excluding GST/HSTeffective cost รท (1 โˆ’ target retained margin)100 CAD
Result$100.00

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Effective costCost Exclusive
60
Effective costTax Rate
0.13
Effective costInput Tax Rate
0.13
Effective costCost Tax Basis
Tax-exclusive cost
Effective costInput Tax Recoverable
Yes
Effective costRegistration State
Registered
Required price excluding GST/HSTEffective Cost
60
Required price excluding GST/HSTTarget Margin
0.4

GST/HST component

Required price excluding GST/HSTeffective cost รท (1 โˆ’ target retained margin)100 CAD
Required displayed priceregistered and tax-inclusive display โ†’ retained price ร— (1 + entered GST/HST rate); otherwise retained price113 CAD
GST/HST componentdisplayed price โˆ’ retained price13 CAD
Result$13.00

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Required price excluding GST/HSTEffective Cost
60
Required price excluding GST/HSTTarget Margin
0.4
Required displayed priceRequired Price Exclusive
100
Required displayed priceTax Rate
0.13
Required displayed priceDisplayed Price Includes Tax
Yes
GST/HST componentRequired Displayed Price
113
GST/HST componentRequired Price Exclusive
100

Effective cost

Effective costrecoverable: tax-inclusive cost รท (1 + input rate), tax-exclusive cost unchanged; non-recoverable: tax-inclusive cost unchanged, tax-exclusive cost ร— (1 + input rate)60 CAD
Result$60.00

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Effective costCost Exclusive
60
Effective costTax Rate
0.13
Effective costInput Tax Rate
0.13
Effective costCost Tax Basis
Tax-exclusive cost
Effective costInput Tax Recoverable
Yes
Effective costRegistration State
Registered

Gross profit per unit

Effective costrecoverable: tax-inclusive cost รท (1 + input rate), tax-exclusive cost unchanged; non-recoverable: tax-inclusive cost unchanged, tax-exclusive cost ร— (1 + input rate)60 CAD
Required price excluding GST/HSTeffective cost รท (1 โˆ’ target retained margin)100 CAD
Gross profit per unitretained revenue โˆ’ effective cost40 CAD
Result$40.00

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Effective costCost Exclusive
60
Effective costTax Rate
0.13
Effective costInput Tax Rate
0.13
Effective costCost Tax Basis
Tax-exclusive cost
Effective costInput Tax Recoverable
Yes
Effective costRegistration State
Registered
Required price excluding GST/HSTEffective Cost
60
Required price excluding GST/HSTTarget Margin
0.4
Gross profit per unitRetained Revenue
100
Gross profit per unitEffective Cost
60

Retained gross margin

Gross profit per unitretained revenue โˆ’ effective cost40 CAD
Retained gross margingross profit รท retained revenue40%
Result40.0%

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Gross profit per unitRetained Revenue
100
Gross profit per unitEffective Cost
60
Retained gross marginGross Profit
40
Retained gross marginRetained Revenue
100

Change from current displayed price

Required displayed priceregistered and tax-inclusive display โ†’ retained price ร— (1 + entered GST/HST rate); otherwise retained price113 CAD
Change from current displayed pricerequired displayed price โˆ’ current displayed price13 CAD
Result$13.00

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Required displayed priceRequired Price Exclusive
100
Required displayed priceTax Rate
0.13
Required displayed priceDisplayed Price Includes Tax
Yes
Change from current displayed priceRequired Displayed Price
113
Change from current displayed priceCurrent Displayed Price
100

Selected GST/HST rate

Selected GST/HST rateofficial policy rate selected by confirmed jurisdiction, supply class and effective period0.13
Result13.0%

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Selected GST/HST rateJurisdiction
Ontario โ€” 13% HST
Selected GST/HST rateSupply Class
Standard taxable
Selected GST/HST rateEffective Period
On or after 1 April 2025
Selected GST/HST ratePolicy Rate Row
Standard taxable
Selected GST/HST rateEffective Date
On or after 1 April 2025
Selected GST/HST rateSource Version
2026-07-16

Current calendar-quarter taxable revenue

Current calendar-quarter taxable revenueentered period turnover compared with the source-versioned review thresholdBelow review threshold
ResultBelow review threshold

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Current calendar-quarter taxable revenueTurnover
0
Current calendar-quarter taxable revenueThreshold
30,000
Current calendar-quarter taxable revenueMeasured Period
Current calendar-quarter taxable revenue
Current calendar-quarter taxable revenueSource Version
2026-07-16

Previous four calendar quarters taxable revenue

Previous four calendar quarters taxable revenueentered period turnover compared separately with the source-versioned review thresholdBelow review threshold
ResultBelow review threshold

Uses Standard taxable (On or after 1 April 2025), source version 2026-07-16; threshold status uses Threshold source version 2026-07-16, Current calendar-quarter taxable revenue and Previous four calendar quarters taxable revenue, source version 2026-07-16. Retained revenue excludes GST/HST. The engine retains full precision; currency displays to two decimal places.

Canada GST/HST-aware Pricing Planner formulas โ†’
Inputs used by these formula steps
Previous four calendar quarters taxable revenueTurnover
0
Previous four calendar quarters taxable revenueThreshold
30,000
Previous four calendar quarters taxable revenueMeasured Period
Previous four calendar quarters taxable revenue
Previous four calendar quarters taxable revenueThreshold Rule Period
Threshold source version 2026-07-16
Previous four calendar quarters taxable revenueSource Version
2026-07-16

Inputs used

Cost amount
60
Target retained margin
0.4
GST/HST registration state
Registered
Can input GST/HST be recovered?
Yes
Confirmed input GST/HST rate
0.13
Does the displayed price include GST/HST?
Yes โ€” show price including GST/HST
Current displayed price
100
Current calendar-quarter taxable revenue
0
Previous four calendar quarters taxable revenue
0
Cost tax basis
Tax-exclusive cost
Confirmed place of supply
Ontario โ€” 13% HST
GST/HST supply class
Standard taxable
Nova Scotia effective date
On or after 1 April 2025
Open this calculator with preset values

This calculator supports documented, shareable scenario URLs. Compatible assistants and applications can construct links using the parameters below.

Scenario links contain only allowlisted numeric and closed-choice inputs shown in the URL; Margin101 excludes free text and identifying fields. Anyone you share the URL with can read those numbers, so do not include private or identifying data.

Example: https://margin101.com/en-ca/tools/ca-gst-hst-pricing/?sv=2&costExclusive=60&costTaxBasis=0&currentDisplayedPrice=100&displayedPriceIncludesTax=1&effectivePeriodCode=1&inputTaxRate=0.13&inputTaxRecoverable=1&jurisdictionCode=9&registrationState=1&supplyClassCode=1&targetMargin=0.4&thresholdPrimary=0&thresholdSecondary=0

ParameterMeaningUnitAllowed valuesPresenceDefault
costExclusiveEnter per-unit cost on the selected GST/HST basis.CAD/unit on the selected GST/HST cost basis0 to 10000000Required60
costTaxBasisConfirm whether the entered cost includes tax.โ€”0 (Tax-exclusive cost), 1 (Tax-inclusive cost)RequiredTax-exclusive cost
currentDisplayedPriceOptional comparison price on the selected GST/HST basis.CAD/unit on the selected displayed-price GST/HST basis0 to 10000000Optional100
displayedPriceIncludesTaxControls whether displayed price adds tax to retained revenue.โ€”1 (Yes โ€” show price including GST/HST), 0 (No โ€” show price excluding GST/HST)RequiredYes โ€” show price including GST/HST
effectivePeriodCodeSelect the transaction period.โ€”0 (On or before 31 March 2025), 1 (On or after 1 April 2025)RequiredOn or after 1 April 2025
inputTaxRateRequired for recoverable GST/HST in a tax-inclusive cost; separate from output rate.decimal input GST/HST rate on the entered cost0 to 1Required0.13
inputTaxRecoverableChoose No when tax paid remains in effective cost.โ€”1 (Yes), 0 (No)RequiredYes
jurisdictionCodeSelect the confirmed place of supply; it is not inferred from an address.โ€”1 (Alberta โ€” 5% GST), 2 (British Columbia โ€” 5% GST), 3 (Manitoba โ€” 5% GST), 4 (New Brunswick โ€” 15% HST), 5 (Newfoundland and Labrador โ€” 15% HST), 6 (Northwest Territories โ€” 5% GST), 7 (Nova Scotia โ€” effective-date row below), 8 (Nunavut โ€” 5% GST), 9 (Ontario โ€” 13% HST), 10 (Prince Edward Island โ€” 15% HST), 11 (Quebec โ€” 5% GST (QST excluded)), 12 (Saskatchewan โ€” 5% GST), 13 (Yukon โ€” 5% GST), 0 (Unknown โ€” unsupported)RequiredOntario โ€” 13% HST
registrationStateChoose the confirmed status; uncertainty keeps an authority warning visible.โ€”1 (Registered), 0 (Not registered), 2 (Not sure โ€” check the authority rules)RequiredRegistered
supplyClassCodeExempt and unknown supplies fail closed.โ€”1 (Standard taxable), 2 (Confirmed zero-rated), 0 (Exempt or unknown โ€” unsupported)RequiredStandard taxable
targetMarginGross profit share retained before GST/HST.decimal gross-margin rate on GST/HST-exclusive retained revenue0 to 0.95Required0.4
thresholdPrimaryEnter turnover for this exact measured period.CAD of taxable supplies/current calendar quarter0 to 10000000Required0
thresholdSecondaryEnter turnover for this separate measured period.CAD of taxable supplies/previous four consecutive calendar quarters0 to 10000000Required0

Canada GST/HST-aware Pricing: required retained and displayed prices

Use the displayed-price result only after confirming the sale classification, registration position and applicable rate.

Formula summary

Primary formula
retained price excluding GST/HST = effective cost รท (1 โˆ’ target retained margin)

Read the full methodology

Data used here

  • Canada GST/HST small-supplier threshold tests: Canada Revenue Agency; verified; checked 2026-07-16.
  • Canada GST/HST rates by place of supply: Canada Revenue Agency; verified; checked 2026-07-16.

Decision checks

Act on the result

Compare the required displayed price with the current customer price and document the confirmed tax basis.

Stress-test the decision

Retest a higher cost and verify whether input tax is recoverable before changing a live price.

Assumptions and sources

Canada GST/HST small-supplier threshold tests
Canada Revenue Agency GST/HST registration guidance Checked 2026-07-16.
Primary source โ†’
Canada GST/HST rates by place of supply
Canada Revenue Agency place-of-supply and current-rate guidance Checked 2026-07-16.
Primary source โ†’

When this estimate can be misleading

  • This planner does not determine GST/HST registration, taxability, exemptions, recoverability, place of supply, nexus or filing liabilities.
  • The reviewed GST/HST rate is selected only from supported jurisdiction, supply-class and effective-period branches; unsupported cases stop instead of guessing.
  • The turnover comparisons are review signals from official period rules, not registration conclusions or effective-date advice.
  • Gross profit is a per-unit pricing measure before fixed costs, overhead allocation, income tax, financing and demand effects.
  • Current displayed price must use the same inclusive or exclusive tax basis selected in the planner.
  • Use the displayed-price result only after confirming the sale classification, registration position and applicable rate.

Educational estimate, not advice. See all assumptions & limitations โ†’

Guides to interpret the decision and its assumptions.

Frequently asked questions

How do I protect retained margin while separating a confirmed combined GST/HST rate from displayed price?

Compare the required displayed price with the current customer price and document the confirmed tax basis.

Does Margin101 choose the applicable GST/HST rate?

No. The reviewed default applies only to the documented taxable-supply scenario. Confirm the rate and treatment for the actual sale.

Does Margin101 store my numbers?

Tool inputs and results stay in this browser. Anonymous categorical usage analytics send only governed page, tool, cluster and action identifiers; tool inputs and results are never sent. Error monitoring is disabled. Optional saved state stays only on this device.

Is this tax or accounting advice?

No. It is an educational pricing scenario. Check the actual transaction with the relevant authority or a qualified adviser.

Which planning assumptions should I stress-test?

Compare a plausible alternative scenario and verify the decision-critical assumption that changes the plan most.