Useful Articles
One Big Beautiful Bill Act (OBBBA)
Key Tax Changes
Source
CCH AnswerConnect editorial insights (as provided in the original handout)
Last updated
July 2025
At a glance
Individual Rates and Capital Gains
Individual Deductions, Credits, & Exclusions
Personal Tax Cre...
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International Treatment of Stock Options
U.S. and Canada (2025-2026)
Serbinski Accounting Firms, PC | Serbinski Partners PC
December 22, 2025
Contents
I Comparison of the Taxation of Equity Based Compensation (Stock Options) in the United States and Canada
1.01 Introduction
1.02 U.S. Income Taxati...
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What’s New for the 2025 CanadianPersonal and Corporate Tax-Return Season
Summary of key CRA and federal updates impacting 2025 T1 and T2 filings
Serbinski Partners PC | Chartered Professional Accountants (Toronto)Serbinski Accounting Firms, PC | Certified Public Accountants (Chicago)
Tax-return sea...
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What's New for U.S. Personal and Corporate Tax Filing
2025 and 2026 Filing Seasons
Prepared by Mark T. Serbinski, CA (Ont.), CPA (Ont.), CPA (Illinois & Florida)
Serbinski Accounting Firms, PC • Serbinski Partners PC
1-888-US TAXES (878-2937) • serbinski.com
Copyright ©2026 by Mark T. Serbinski...
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The IRS has issued Rev Proc 2020-17 on March 2, 2020 which eliminates the requirement to file forms 3520 and 3520-A for certain foreign trusts. The new rules further set out procedures to obtain refunds of penalties previously assessed for failure to file these forms for any open year, if co...
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The following deadline dates apply to Canadian returns which are required to be filed during 2026. To avoid penalties all returns must be postmarked by the due date specified:
Individuals
April 30, 2026
Deadline to file 2025 personal income tax returns to the CRA and Revenue Quebec.
Deadline f...
Continue ReadingIn order to cease to be taxable in Canada, an individual must give up Canadian residence, and in the case of non-U.S. citizens, U.S. residence. A U.S. citizen may cease to be taxable in the U.S. only under certain circumstances, and only by revoking U.S. citizenship before a consular officer.
R...
Continue ReadingThe Canada U.S. Income Tax Convention (Treaty) currently in force was first established in 1980, and since that time there have been five major alterations, or "protocols" adopted at various times. The latest, Fifth Protocol, contains some major changes, which could change the way in which tax law i...
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