BC’s PST Expansion: What Businesses Need to Know Business Growth Academy (BGA)Business ResourcesEconomic Competitiveness & TradeInnovation & Industry April 2, 2026 New taxes on essential services: Understanding the impact and what comes Budget 2026 expands the Provincial Sales Tax (PST) to professional services for the first time, including things like accounting, security and engineering. These are services almost every business in BC uses. The government’s rationale is that BC’s economy has shifted toward services, many of which have never had provincial tax applied. Here are the need-to-know details.