In short
- For 2026, a self-employed person subject to CPP pays 11.9% on pensionable net earnings above C$3,500 up to C$74,600, plus 8% CPP2 on the band above C$74,600 up to C$85,000. Employment contributions, age and other circumstances can change the amount payable on your side business.
- Your business profit is the starting point, not the value of stock you hold or the labels a shop pays for.
- Use your T4 and Schedule 8 when you have both employment and self-employment income. There is no fresh annual exemption for each income stream.
- These CPP figures concern Canada outside Quebec; QPP and interprovincial situations require their own calculation.
- AirPost is a peer-to-peer fulfilment network: online shops have their orders packed and dropped at a parcel point by verified people near their customers, who earn a fee per parcel from home. No warehouse, no minimum order volume.
Why can packing income create a CPP bill as well as tax?
At an ordinary job, payroll divides CPP between the employee and employer. With self-employment, you fund both shares yourself. A small home business can therefore have a pension contribution cost in addition to personal income tax. A platform paying your fees does not provide an employer contribution merely because it sends money to your bank. Start your estimate with the working arrangement and the business profit reported on your return.
CPP is an annual calculation. A quiet month, a large withdrawal or a delayed bank transfer does not create a separate contribution band. Bring together the relevant employment and business information for the year. If your packing service is actually employment, payroll rules may apply instead; do not decide your status from the fact that you choose a convenient workspace. This guide assumes a sole proprietor whose independent service income is subject to CPP.
What changed in the CPP ceilings for 2026?
| 2026 component | Self-employed basis | Annual amount or rate |
|---|---|---|
| Basic exemption | One annual earnings exemption, subject to applicable adjustments | C$3,500 |
| Base and first additional CPP | Pensionable earnings above the exemption through the first ceiling | 11.9%; first ceiling C$74,600 |
| Maximum for that first band | (C$74,600 − C$3,500) × 11.9% | C$8,460.90 |
| Second additional CPP, or CPP2 | Pensionable earnings above C$74,600 through C$85,000 | 8%; maximum C$832.00 |
| Both self-employed bands at their maximum | Full-year case, with no employment contributions or adjustments | C$9,292.90 |
CPP2 applies only to the earnings band above the first ceiling. It does not replace the first-band contribution or apply an extra 8% to every dollar below C$74,600. The upper band is C$10,400 wide in 2026: C$85,000 minus C$74,600. Multiplying that band by 8% gives the C$832 maximum self-employed CPP2 amount. CRA’s enhancement page distinguishes the first and second earnings ceilings and the separate contribution rates.
The combined C$9,292.90 figure is arithmetic from the published maxima. It is useful for recognizing what a full-year, self-employed-only maximum means. It is not a flat bill every sender owes, and it is not an amount to add automatically to CPP already paid through payroll. The actual return must account for your income, contributions, pensionable months and any applicable election.
What counts as net earnings from an AirPost service?
Start with your earned service fees and subtract allowable business expenses in the relevant tax calculation. AirPost’s copy says that a shop sends products and packaging and keeps ownership of its stock. Your role is to accept orders, print labels, pack and drop off parcels for an agreed fee. You therefore need your service ledger, not the shop’s retail sales total. Merchandise passing through your home can have a high value without being your business income.
The AirPost Canada-to-Canada tariff page retrieved on 14 October 2026 displayed a small Canada Post parcel from approximately C$13.70, including the label platform fee and excluding your agreed service fee. Two such displayed label prices add to C$27.40. Where the shop pays the labels directly, deducting that C$27.40 from your own earnings would create an expense you did not incur. Your CPP estimate would then start from the wrong profit. The two-label calculation illustrates cost ownership, not actual sender demand.
Your own platform commission is a different cost. AirPost’s shared payout constant is 3% as checked on 14 October 2026. Retain the commission invoice and use the actual amounts in your books. The approximate CAD tariff display is not a currency conversion for your earnings statement. For the revenue reconciliation behind the pension estimate, see reporting Canadian side-hustle income on T2125.
Does your main job give the side business another C$3,500 exemption?
No. The annual exemption is part of your overall CPP calculation, rather than a separate allowance for each customer, platform or job. A calculation made for someone with only self-employment income can be wrong for someone whose main job already generated pensionable earnings. Gather all T4 slips, including the CPP and CPP2 contribution information, and enter the self-employment amount in the tax return’s CPP calculation.
CRA directs people who contributed to CPP only to Schedule 8. A person who contributed to QPP, or to both QPP and CPP, may need the interprovincial calculation on RC381, depending on residence and circumstances. Use the form for the year being filed. A web calculator that asks only for business profit cannot know what your employer withheld unless it explicitly collects those figures.
If payroll reached the CPP maximum, can side income still matter?
Check which maximum you reached. The first earnings ceiling and the second additional ceiling are different. A statement that you have maxed out CPP may refer only to the first band. If your annual employment information does not also cover the CPP2 band, additional pensionable business earnings can still be relevant. Read the contribution boxes and the annual ceilings together instead of relying on a description in your payroll portal.
| Your employment position | What to check next |
|---|---|
| No pensionable employment earnings | Use the self-employed annual calculation, with the exemption and eligible months. |
| Employment below the first ceiling | Combine the employment information and net business earnings in Schedule 8. |
| First CPP band reached, CPP2 band not fully covered | Check whether side-business earnings create CPP2 contributions. |
| Employment information appears to cover both annual bands | Let Schedule 8 reconcile the contributions and any overpayment; do not add a second full maximum. |
| QPP contributions or a province change | Check the applicable Quebec or interprovincial calculation. |
Employment and self-employment do not use identical contribution shares, so a simple subtraction of your employee contribution from the full self-employed maximum is not a reliable substitute for Schedule 8. Preserve the source figures and let the prescribed calculation allocate the remaining liability. This is especially useful if you had more than one employer: each payroll may have calculated deductions without knowing about the other job.
Do age or a CPP pension change the calculation?
CPP generally covers workers over 18 and under 70 outside Quebec, subject to exceptions. CRA’s deduction guidance identifies situations requiring proration, including turning 18 or 70 and receiving CPP disability benefits. Someone aged 65 to 69 who receives a CPP retirement pension may be able to elect to stop contributing. Do not apply an older worker’s election to a younger sender or assume that collecting a pension automatically stops all contributions.
CRA’s working-beneficiary guidance also distinguishes self-employed-only people from those with employment earnings. Self-employed-only people do not use CPT30 for that election; the return’s applicable schedule handles it. Someone with both kinds of earnings needs to coordinate the election with the employment rules. Keep the election date and relevant documentation with the return so that a future estimate does not silently assume twelve identical pensionable months.
How should you plan before accepting more parcel work?
Make a profit estimate from the agreement you actually have. List the fee for each service, the business expenses you will bear and any unpaid earned income. Then update the CPP estimate with your employment earnings and deductions so far. Repeat the calculation when your main job ends, your business costs change or your pension circumstances change. Those events can alter the contribution result even if the price you charge per parcel stays the same.
CPP is only one part of the cash you need to reserve. Personal income tax and any applicable sales-tax obligations have their own rules. Avoid calling the bank withdrawal take-home profit before those obligations are considered. AirPost’s sender page explains the service arrangement; your Canadian return then determines what that business contributes toward CPP. Keep the commercial fee decision and the annual statutory calculation visible side by side.
Frequently asked questions
How much CPP does a self-employed person pay in 2026?
In the full-year CPP-only case, the first band uses 11.9% above the C$3,500 exemption through C$74,600. CPP2 uses 8% on the next band through C$85,000. Actual employment contributions and personal circumstances affect the return calculation.
Is CPP calculated on gross side-hustle revenue?
Service Canada says self-employed contributions are based on net business income after expenses. Use allowable expenses you incurred, rather than costs paid directly by a shop.
Do I pay CPP twice if I have a full-time job?
Schedule 8 reconciles employment contributions and self-employment earnings within the annual rules. You should not add an independent full self-employed maximum to the amount already withheld.
Is the C$3,500 exemption available for every side hustle?
It is an annual CPP exemption, not a new allowance per activity. Employment earnings and other pensionable business earnings need to be included in the applicable calculation.
Can I use these CPP figures if I live in Quebec?
Quebec uses QPP. Residence and contribution history can also require an interprovincial calculation, so use the applicable Quebec or RC381 guidance instead of these CPP-only estimates.
Sources
- CRA: 2026 CPP rates, maximums and exemption; checked 14 October 2026
- CRA: CPP enhancement and CPP2 contribution bands
- Service Canada: self-employed CPP, net income and 2026 ceilings
- CRA: line 22200, Schedule 8, RC381 and proration
- CRA: CPP working beneficiaries and elections
- AirPost: CA → CA approximate CAD label price, platform fee included; retrieved 14 October 2026
Agree your sender fee and which costs the shop covers before taking on orders. You can then estimate business profit and check the CPP effect alongside your main job.
Plan your sender service