Rule change watch
A scheduled agent monitors CRA and provincial sources weekly. It proposes rule diffs with sources and an affected-client list. It never publishes a rule change on its own.
Illustrative fixture data — Canada GST/HST, QST, and provincial sales tax for ecommerce clients.
RST extended to cloud services (SaaS, PaaS, IaaS)
Manitoba Finance guidance extends RST to cloud services. Online platform operators must collect RST on cloud services sold to Manitoba customers.
- Detected
- 2026-08-20
- Stated effective date
- 2026-01-01
- Extraction confidence
- High
- Affected clients
- 2 clients sell digital subscriptions into MB
- Source
- Manitoba Finance — Bulletin RST 004
Add rule MB-RST-DIGITAL-01, taxability category "Cloud / SaaS", effective 2026-01-01.
On approval, every affected client is re-evaluated against the new version and new exceptions are raised automatically.
Online marketplace services definition clarified
PST 001 updates the description of online marketplace services requiring registration.
- Detected
- 2026-08-11
- Stated effective date
- 2026-04-01
- Extraction confidence
- Medium
- Affected clients
- 4 clients use marketplace facilitators with BC delivery
- Source
- Province of BC — PST 001 Registering to Collect PST
Amend BC-PST-REG-01 commentary and re-run the BC facilitator test for all clients.
On approval, every affected client is re-evaluated against the new version and new exceptions are raised automatically.
No change — $30,000 small supplier threshold confirmed for 2026
Threshold remains $30,000 and is not indexed. Rulebook version incremented with a fresh review date only.
- Detected
- 2026-08-14
- Stated effective date
- 2026-01-01
- Extraction confidence
- High
- Affected clients
- All clients
- Source
- CRA — When to register for and start charging the GST/HST
Stamp FED-GST-REG-01 as reviewed 2026-08-14. No logic change.
Marketplace facilitator licensing reminder issued
Saskatchewan reiterated that marketplace facilitators and non-resident vendors must be licensed. No threshold introduced.
- Detected
- 2026-07-30
- Stated effective date
- 2025-07-01
- Extraction confidence
- High
- Affected clients
- 5 clients ship into SK
- Source
- Government of Saskatchewan — PST number application
Keep SK-PST-REG-01 as no-bright-line and retain the firm review point at $10,000.