Resources

Tools, Guides and Accounting Resources for Your Business

From CRA forms and filing information to financial calculators and practical accounting guides, find useful CRA resources for small businesses to help you stay informed and organised.

Key filing dates

T4 / T5 slips filed and distributed
Self-employed T1 filing deadline
RRSP contribution deadline for the prior tax year
Corporate T2 return due after fiscal year end
Personal T1 return and balance owing due
CCPC corporate tax balance due after year end

Reference library

Legal entity

Choosing and registering the right structure for your business.

CRA general enquiries

Direct lines to the Canada Revenue Agency.

CRA online services

Log in to manage your accounts, filings and remittances.

Good to know

Plain-language CRA guidance we send clients most often.

Forms

The payroll and year-end forms clients ask for most.

Financial tools

Calculators for loans, retirement and pension planning.

Free downloads

Practical checklists we use with clients. Request any of them and we’ll email a copy.

Year-end close checklist

Everything to gather before your corporate year end so filing runs smoothly.

HST filing cheat sheet

Filing frequencies, quick vs. regular method and the most common ITC mistakes.

New business starter kit

Incorporation, CRA program accounts, payroll setup and first-year deadlines.

Deductible expense guide

What Canadian small businesses can claim — and the documentation the CRA expects.

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25 years of bookkeeping, accounting and taxation experience

Apex Accounting makes sure your accounting is done properly and helps reduce your tax burden — so you keep more money in your pocket.