Business admin guides for Canadian contractors: CRA tax obligations, GST/HST filing, provincial incorporation, WSIB premiums, and bookkeeping for sole proprietors.
WSIB coverage has been mandatory in Ontario construction since 2013, even for a one-person operation. Here's the exemption that actually exists, the clearance certificate trap, and what a retroactive assessment looks like.
Incorporating only pays when the business earns more than you need to take out. Here's the 2026 CPP math, the small business rate, the liability myth and the monthly number that decides it.
The $30,000 GST/HST threshold is rolling, not annual, and most contractors cross it mid-season. Here's when registration bites, what to charge by province, and what late remittance costs.
