Check your payroll calculator settings for July 2026
CRA’s PDOC includes mid-year provincial changes. The pay date matters.
Read More →THE ADB CONSULTING LLP KNOWLEDGE CENTRE
News & Resources
Clear guidance for Canadian tax, payroll and small-business questions. Explore practical guides and go straight to trusted tools.
NEWS & UPDATES
Latest tax & payroll updates
Short ADB Consulting LLP summaries, checked against official sources. Dates below are our publication dates.
Check submission status before resending T4 or T4A slips
CRA warns that resending an electronic submission can create duplicate slips.
Read More →Business registration with a temporary SIN
CRA provides a registration route for Canadian residents with a temporary SIN starting with 9.
Read More →Useful Canadian tax & payroll tools
Calculations take place on the provider’s website. Do not enter SINs or financial details into ADB Consulting LLP’s search or enquiry forms.
Payroll Deductions Online Calculator
Calculate income tax, CPP and EI deductions. For Québec provincial deductions, use WebRAS. Select the correct pay date and province.
Visit Official WebsiteQuébec payroll calculator guidance
CRA explains when to use Revenu Québec’s WebRAS and provides its official link. Direct WebRAS access could not be verified from our test browser; use the guidance page to continue.
Visit Official WebsitePopular guides
Starting a business in Canada
Organise registration, tax accounts and records before your first sale.
Learn More →Employee vs self-employed
The working relationship affects payroll responsibilities.
Learn More →Understanding GST/HST
A starting point for registration, collections and reporting.
Learn More →Payroll for small businesses
Connect pay calculations, remittances and year-end reporting.
Learn More →Personal tax checklist
Gather the records relevant to your return before your appointment.
Learn More →Corporate tax basics
Keep the corporation’s tax work separate from personal filing.
Learn More →Bookkeeping basics for small businesses
Reliable records make reporting and tax preparation easier.
Learn More →Tax deadlines in Canada
Keep a separate calendar for filing, payments and remittances.
Learn More →Official resources by topic
External links open in a new tab. Links checked on . Providers can change their pages after this date.
Tax Resources
CRA My Account
Use the official CRA sign-in page to access your individual tax account. Sign in only on the government website.
Visit Official WebsiteGST/HST for businesses
Registration, charging tax, input tax credits, returns and payments in one official starting point.
Visit Official WebsiteCorporation income tax
Official T2 filing, corporate tax payment and credit information for incorporated businesses.
Visit Official WebsitePreparing your personal tax return
Gather your tax slips and review the CRA preparation steps. The current guide covers 2025 returns filed in 2026.
Visit Official WebsitePersonal tax dates
Official filing and payment dates, including 2025 returns and 2026 instalments. Check which year applies.
Visit Official WebsiteCorporate filing deadlines
Calculate the T2 filing deadline from your corporation’s fiscal year-end.
Visit Official WebsiteCorporate payment deadlines
Review instalment dates and the conditions that determine your corporation’s balance-due day.
Visit Official WebsitePayroll Resources
Employer payroll information
Set up payroll, calculate deductions, remit contributions and prepare information returns.
Visit Official WebsitePayroll remittance requirements
Find your remitter type, payment schedule and instructions for correcting remittance errors.
Visit Official WebsiteSIN information and protection
Official help with applying for, finding and protecting a SIN. ADB Consulting LLP does not collect or independently validate SINs on this site.
Visit Official WebsiteT4 and T4A filing guidance
Prepare, file, distribute and correct payroll information slips and summaries.
Visit Official WebsiteRecord of Employment guidance
Understand ROEs and find the official ROE Web entry point and completion guidance.
Visit Official WebsiteEmployee or self-employed
Find CRA guidance on employment status and personal services businesses.
Visit Official WebsiteCPP rates and maximums
Official year-by-year CPP tables, including 2026. Review the separate CPP2 guidance linked on the page when relevant.
Visit Official WebsiteEI premium rates and maximums
Official EI calculation guidance and annual tables. Select the applicable year and check the Québec distinction.
Visit Official WebsiteOntario employment standards guide
Official Ontario guidance on pay, hours of work, vacation, public holidays and other employment standards. Check which rules apply to the employment.
Visit Official WebsiteBusiness Resources
CRA My Business Account
The CRA uses a shared sign-in entry page. Select your business account after signing in to manage business tax matters.
Visit Official WebsiteBusiness Registration Online
Follow CRA registration instructions for a business number and program accounts. Choose the resident or non-resident route that applies.
Visit Official WebsiteStarting a business in Canada
Explore business structure, registration, permits and support programmes before opening your business.
Visit Official WebsiteKeeping business records
Learn about supporting records, electronic files, audit trails and retention requirements.
Visit Official WebsiteNational Payroll Institute resources
Public information and research from the NPI. Some onward courses or member services require registration or payment.
Payroll research and data
Public research on the payroll profession and its role in Canadian workplaces.
Visit Official WebsiteFinancial wellness research
Public research and educational material about financial well-being. This is not personal investment advice.
Visit Official WebsitePayroll education pathways
Public information about payroll education and designations. Course enrolment and some services have fees or access requirements; no affiliation is implied.
Visit Official WebsiteNeed help applying this to your business?
Talk to ADB Consulting LLP about bookkeeping, tax preparation or payroll support in Toronto and through remote service arrangements.
Book a Free Consultation