Engineering consultant tax deductions in Canada for 2026: why computers belong in Class 50 at 55% rather than Class 8, the current $1,100 passenger vehicle lease ceiling, what personal services business status actually costs under section 123.5 and paragraph 18(1)(p), the two alternative home office tests in subsection 18(12), when Regulation 105 withholding applies to offshore subcontractors, and the 18-month SR&ED deadline.

Cross-Border E-Commerce · Foreign Currency · 2026 Cross-Border E-Commerce Tax in Canada: Foreign Currency, Exchange Gains & International Sales A

Land Surveying · Equipment · Income · 2026 Land Surveying Company Tax Planning in Canada: Strategies to Manage Income, Equipment

Wholesale E-Commerce · Receivables · Cash Flow · 2026 Wholesale E-Commerce Accounting in Canada: Accounts Receivable, Credit Sales & Cash

Environmental consultant tax planning in Canada for 2026: why accrued remuneration has 179 days rather than three months, why the SR&ED reporting deadline is 18 months with no taxpayer relief available, how payroll remittance actually follows your withholding band, the split between ASPE 3110 remediation liabilities and the paragraph 18(1)(e) denial, site allowances under subsection 6(6), and provincial allocation under Regulation 402.

IT staffing company tax planning in Canada for 2026: why the $30,000 small supplier threshold in ETA section 148 was never removed, the 179-day accrued remuneration rule in subsection 78(4), payroll remittance bands set by average monthly withholding rather than annual totals, the placement agency rules in CPP Regulation 34 and EI Regulation 6(g), personal services business exposure under subsection 125(7), and why placement fee guarantee provisions are denied by paragraph 18(1)(e).

Subscription box tax rules in Canada for 2026: why prepaid subscription cash is included under 12(1)(a) and reserved under 20(1)(m) rather than 18(1)(e), why an incorporated business cannot use cash accounting, when GST/HST actually becomes payable under ETA 168, how zero-rated basic groceries and single-versus-multiple supply change what you charge, and the corporate instalment and balance-due dates that get read wrong.

DTC brand accounting in Canada for 2026: inventory at the lower of cost and net realizable value under ASPE 3031, landed cost with customs duty in and border GST claimed as an input tax credit, gross sales rather than platform payouts, why one GST/HST registration covers every province while BC, Saskatchewan, Manitoba and Quebec need their own, and contribution margin by SKU and channel.

Digital product business taxes in Canada for 2026: GST/HST registration and the electronic commerce place of supply rules, separate PST, RST and QST registration in British Columbia, Saskatchewan, Manitoba and Quebec, software in CCA Classes 12 and 50 rather than an invented Class 44, the 18-month SR&ED limitation, and Regulation 105 against Part XIII withholding on payments abroad.