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Guides · US Tax

US Tax guides

1,454 plain-English guides on us tax, each one ending in what to do next.

All Cross-BorderUS TaxCanadian TaxSmall Business & BookkeepingCFO & AdvisoryTax Planning

Page 50 of 61, newest first.

US Tax

LIFO Inventory for Auto Dealers: How It Works and When It Saves Tax

The LIFO method lets auto dealers defer tax on rising vehicle prices by valuing inventory at older, lower costs, but the conformity rule ties it to your books.

Sep 4, 2026
US Tax

Multi-State Tax for Auto Dealer Groups: Nexus, Apportionment, and Entity Structure

Dealer groups operating across state lines face nexus rules, single-sales-factor apportionment, entity structure choices, and state PTET elections to sort out.

Sep 4, 2026
US Tax

Service Department Accounting for Auto Dealers: Warranty, Parts, and Labor

The service department is the dealership's most consistent profit center, with warranty reimbursement, parts inventory, and labor rate accounting to manage.

Sep 4, 2026
US Tax

Tax Planning for Ancillary Cannabis Businesses: How to Avoid the 280E Trap

Ancillary cannabis businesses are not subject to IRC 280E. Learn how consulting firms, equipment suppliers, landlords. Ancillary cannabis businesses.

Sep 4, 2026
US Tax

Cannabis COGS Calculation: What Costs Can You Actually Include?

COGS is the only number that reduces a cannabis business's taxable income under 280E. The IRS requires cannabis businesses.

Sep 4, 2026
US Tax

Cannabis Entity Structure: LLC, S-Corp, or C-Corp Under 280E?

280E makes cannabis entity selection fundamentally different from other industries. S-corp election can trap losses at the.

Sep 4, 2026
US Tax

Cannabis IRS Audit Risk: Why the Industry Gets Extra Scrutiny

Cannabis businesses face elevated IRS audit risk from the combination of cash-intensive operations, 280E complexity, and limited banking access.

Sep 4, 2026
US Tax

Cannabis Payroll and Employment Tax Under IRC 280E

Which payroll costs can a cannabis business deduct? Employer payroll taxes survive 280E, but wages, benefits, and insurance mostly do not.

Sep 4, 2026
US Tax

Cannabis Real Estate and Leasing: Tax Treatment Under IRC 280E

How IRC 280E affects leasing vs. owning a cannabis facility, and why a separate real estate holding company can preserve deductions that the.

Sep 4, 2026
US Tax

Cannabis State Tax: Conformity, Excise Taxes, and Multistate Complexity

State tax treatment of cannabis businesses varies dramatically. Some states conform to IRC 280E and deny deductions at the state level, doubling the pain.

Sep 4, 2026
US Tax

Cannabis Tax Under IRC 280E: Why You Cannot Deduct Normal Business Expenses

IRC 280E denies all ordinary business deductions for cannabis businesses trafficking in Schedule I substances. The only offset is cost of goods sold.

Sep 4, 2026
US Tax

Construction Bonding and Insurance: Tax Deductions, Bonding Capacity, and Captive Insurance for Contractors

Surety bond premiums (bid, performance, and payment bonds) are deductible as ordinary business expenses under IRC 162. They.

Sep 4, 2026
US Tax

Construction Contractor Tax Deductions: Vehicle, Equipment, Tools, and Every Expense You Should Be Writing Off

A CPA's guide to the tax deductions available to construction contractors, from heavy equipment and Section 179 to subcontractor payments, insurance.

Sep 4, 2026
US Tax

Construction Equipment Depreciation: Section 179, Bonus Depreciation, and MACRS for Contractors

Excavators, dump trucks, pickups over 6,000 lbs: how contractors write off heavy equipment using Section 179, 100% bonus depreciation.

Sep 4, 2026
US Tax

Construction Accounting Methods: Cash, Accrual, Completed Contract, and Percentage of Completion

Which accounting method a construction company must (or can) use on its tax return depends on contract length, gross receipts, and contract type.

Sep 4, 2026
US Tax

Multistate Tax for Construction Contractors: Nexus, Apportionment, and PL 86-272

Construction contractors who work across state lines face nexus triggers, income tax apportionment, multistate payroll taxes, and nonresident withholding.

Sep 4, 2026
US Tax

Percentage of Completion Method (PCM) for Contractors: IRC 460 Rules, Calculations, and Look-Back Interest

The percentage of completion method under IRC 460 determines when construction contractors recognize revenue on long-term contracts.

Sep 4, 2026
US Tax

Construction Retainage: Accounting, Tax Treatment, and Cash Flow Impact

Retainage (the 5-10% holdback on each progress payment) creates accounting complexity, tax timing questions, and real cash flow pressure.

Sep 4, 2026
US Tax

Retirement Plans for Construction Business Owners: Solo 401(k), SEP-IRA, Cash Balance, and Safe Harbor Options

Construction company owners can defer $70,000+ per year through the right retirement plan. For 2025, a solo construction company owner can defer up to.

Sep 4, 2026
US Tax

Construction Worker Classification: How the IRS Decides Who Is an Employee

The IRS common-law test, Section 530 safe harbor, IRC 3509 penalties. The IRS uses a three-factor common-law test (behavioral control, financial control.

Sep 4, 2026
US Tax

Government Contract Types: Cost-Plus, Firm Fixed-Price, and T&M from an Accounting Perspective

Cost-reimbursement contracts (CPFF, CPIF, CPAF) require full cost disclosure, an annual incurred cost submission, and expose every indirect rate to audit.

Sep 4, 2026
US Tax

Cost Accounting Standards (CAS): When They Apply, Which Ones Matter, and How to Comply

CAS applies once a contractor crosses a dollar threshold, and that threshold is changing October 1, 2026. Through September 30, 2026, full CAS coverage.

Sep 4, 2026
US Tax

DCAA Indirect Rate Structure: Fringe, Overhead, and G&A Rate Pools Explained

Government contractors allocate shared costs through three pools: fringe, overhead, and G&A. The standard indirect rate structure has three pools: fringe.

Sep 4, 2026
US Tax

DCAA Pre-Award Survey: Accounting System Adequacy and How to Pass SF 1408

Before a cost-type contract is awarded, DCAA often evaluates the accounting system against the SF 1408 checklist's 14 criteria.

Sep 4, 2026