From the book’s Resources section

CRA & Government resources

Primary sources only. Each entry links to a Government of Canada title search — titles outlive URLs — and points to the calculator that puts it to work.

T4012 — T2 Corporation Income Tax Guide

The corporate return itself; where the SBD, AAII, and dividend mechanics land on paper.

Used by: Passive-Income Grind
CRA Income Tax Folios (index)

The CRA’s own plain-language interpretations, by topic.

Form T2054 + Schedule 89 — Capital Dividend Election

The election that actually pays a capital dividend — and the account balance verification behind it.

Used by: Salary vs Dividend Optimizer
Folio S3-F1-C2 — Loans and Debts from Corporations

Shareholder-loan inclusion rules: unrepaid by the end of the corporation’s next taxation year means income.

Used by: Salary vs Dividend Optimizer
CRA Prescribed Interest Rates

Quarterly rates for family loans; the January 30 payment deadline is unforgiving.

CRA Income Sprinkling (TOSI) FAQ & Adult-TOSI Guidance

The exceptions that survive: excluded business, excluded shares, age 65.

Line 40424 — Federal Tax on Split Income

Where TOSI actually bites on the personal return.

RCA Guide (T4041) + T3-RCA Return

The refundable-tax mechanics behind every Retirement Compensation Arrangement.

Folio S3-F6-C1 — Interest Deductibility

Paragraph 20(1)(c): the four conditions every IFA rests on.

Used by: IFA Stress-Tester (coming)
T4037 — Capital Gains (LCGE)

The lifetime capital gains exemption rules and QSBC tests.

OAS Recovery Tax (Service Canada)

Clawback thresholds and how repayment is calculated.

Used by: CPP/OAS Deferral Optimizer
Canada.ca — Public Pensions (CPP & OAS)

Deferral factors, applications, and your personal statement of contributions.

Used by: CPP/OAS Deferral Optimizer
Department of Finance Canada — Budgets & Tax Measures

Where rate and threshold changes are announced before CRA operationalizes them.

CRA My Business Account

Your corporation’s balances, notices, and elections — the primary source for CDA/RDTOH/GRIP questions your CPA will verify.