How specific tax provisions actually work, who they apply to, what they require, and where they go wrong. Written and cited by a Florida CPA.
Each page explains the mechanism of a specific tax provision: how it works, who it applies to, what it requires, what you would need to document, and the ways it commonly fails. Projected savings and step-by-step instructions are deliberately left out, because both depend on facts I would need to review first.
How Rule 72(t) lets an IRA or plan owner under 59 1/2 avoid the 10% early distribution tax through SEPP, and where these plans break. Read more at https://timcpa.com/resources/strategies/72t-sepp-early-distributions
How a section 83(b) election taxes restricted stock and early-exercised options at grant, not vesting, and why the 30-day deadline has no exceptions. Read more at https://timcpa.com/resources/strategies/83b-election-equity-comp
How an ABLE account under Section 529A builds tax-free savings that mostly stay disregarded for SSI and Medicaid, and where families get it wrong. Read more at https://timcpa.com/resources/strategies/able-accounts
How a written accountable plan lets a business reimburse an S-corp owner's home office, vehicle, and phone costs tax-free under Section 62(c). Read more at https://timcpa.com/resources/strategies/accountable-plan-reimbursements
How the Section 137 employer adoption assistance exclusion and the Section 23 adoption credit coordinate, who qualifies, and where the S-corp trap bites. Read more at https://timcpa.com/resources/strategies/adoption-assistance-137
How a bargain sale, a charitable gift annuity, and a pooled income fund work, who qualifies, and where each one goes wrong in practice. Read more at https://timcpa.com/resources/strategies/advanced-charitable-vehicles
When a filed return needs correcting: Form 1040-X, a superseding return, the partnership AAR rule, or Form 3115, and the refund statute that gates it. Read more at https://timcpa.com/resources/strategies/amended-returns
How the per-donee annual gift tax exclusion and the lifetime estate exemption work together, and where the IRS actually challenges a gifting plan. Read more at https://timcpa.com/resources/strategies/annual-gifting-lifetime-exemption
How Florida homestead, tenancy by the entireties, retirement exemptions, and LLC charging-order law decide what a creditor can reach. Read more at https://timcpa.com/resources/strategies/asset-protection
What actually happens in an IRS audit: who carries the burden of proof, what the Cohan rule can estimate, and the deadline that cannot be extended. Read more at https://timcpa.com/resources/strategies/audit-defense
How Section 280A(g) lets an owner rent a personal residence to their own business for 14 days or fewer, and what the IRS actually attacks. Read more at https://timcpa.com/resources/strategies/augusta-rule
How the backdoor Roth IRA works above the income limit, and why the pro-rata rule taxes most of the conversion when other pretax IRAs exist. Read more at https://timcpa.com/resources/strategies/backdoor-roth
A genuine board of directors or advisory board opens deductible director fees, travel, and meeting costs under Section 162, and draws real IRS scrutiny. Read more at https://timcpa.com/resources/strategies/board-of-directors-advisors
How Section 168(k) bonus depreciation works, which property actually qualifies, and where the 2025 to 2026 acquisition-date transition trips people up. Read more at https://timcpa.com/resources/strategies/bonus-depreciation
Why a buyer almost always wants an asset purchase over a stock purchase, and the elections that let a stock deal reach the same result. Read more at https://timcpa.com/resources/strategies/business-acquisition-buy-side
How Section 162(a)(2) lets a business deduct travel costs, what away from home requires, and the recordkeeping mistakes that lose the deduction. Read more at https://timcpa.com/resources/strategies/business-travel
How the 6,000-pound weight line, Section 179, and bonus depreciation decide what a business vehicle deducts in year one, and where it goes wrong. Read more at https://timcpa.com/resources/strategies/business-vehicle
How a buy-sell agreement's structure decides who gets a basis step-up, and what Connelly v. United States changed for life-insurance funding in 2024. Read more at https://timcpa.com/resources/strategies/buy-sell-agreement-tax-design
Why a C corporation can deduct and exclude long-term care insurance premiums for an owner-employee in full, with no age-based dollar cap. Read more at https://timcpa.com/resources/strategies/c-corp-ltc-insurance
How Rev. Proc. 2013-30 lets a C corp fix a missed S election retroactively, the consistency gate most likely to defeat a request, and what it requires. Read more at https://timcpa.com/resources/strategies/c-corp-to-s-corp-late-election
Why a flat 21 percent rate and the QSBS exclusion can beat pass-through taxation, and the double tax, accumulated earnings tax, and PHC tax that erode it. Read more at https://timcpa.com/resources/strategies/c-corp-uses-and-traps
How the 0% capital gains bracket, the loss-only wash-sale rule, the NIIT floor, and Medicare and ACA cliffs interact when timing a gain. Read more at https://timcpa.com/resources/strategies/capital-gains-rate-planning
How section 1061 recharacterizes carried interest gain as short-term within three years, and why rental-property sales usually fall outside it. Read more at https://timcpa.com/resources/strategies/carried-interests-1061
How a business-owned phone, a self-employed owner's personal phone, and an S-corp accountable-plan reimbursement are each taxed, and where each one fails. Read more at https://timcpa.com/resources/strategies/cell-phone-technology
How bunching several years of charitable giving into a donor-advised fund, layered with appreciated stock or a QCD, clears the standard deduction. Read more at https://timcpa.com/resources/strategies/charitable-bunching-daf
How a charitable lead trust pays a charity first and freezes what passes to my client's children, and where a CLAT's zeroed-out design can fail. Read more at https://timcpa.com/resources/strategies/charitable-lead-trust
How an irrevocable charitable remainder trust sells an appreciated asset tax-free, pays income for life, and defers gain instead of eliminating it. Read more at https://timcpa.com/resources/strategies/charitable-remainder-trust
How targeted allocations, nonrecourse debt, and the three Section 704(c) methods decide whether a partnership's special allocations actually hold up. Read more at https://timcpa.com/resources/strategies/complex-704b-and-704c-allocations
How a cost segregation study reclassifies building components into shorter depreciation lives, and why the passive loss rules decide whether it helps. Read more at https://timcpa.com/resources/strategies/cost-segregation
How sections 451(f), 451(g), and 1033(e) let a cash-method farm defer or avoid tax on crop insurance proceeds and weather-driven livestock sales. Read more at https://timcpa.com/resources/strategies/crop-insurance-disaster-deferral
How the de minimis safe harbor lets a business expense low-cost equipment outright under a per-item dollar ceiling instead of depreciating it. Read more at https://timcpa.com/resources/strategies/de-minimis-safe-harbor-repair-regs
How a defined benefit or cash balance plan lets an older, high-income owner deduct far more than a 401(k) alone, funded by an actuary each year. Read more at https://timcpa.com/resources/strategies/defined-benefit-cash-balance
How Rev. Rul. 2004-86 lets a Delaware statutory trust interest qualify as 1031 replacement property, and where DST offerings fail that test. Read more at https://timcpa.com/resources/strategies/delaware-statutory-trust-1031
How the Section 129 Dependent Care FSA and the Section 21 credit compare, who each is open to, and why the two benefits cannot share a dollar of expense. Read more at https://timcpa.com/resources/strategies/dependent-care-fsa-vs-credit
How real estate depreciation works under MACRS, and why the recapture at sale splits between a maximum 25 percent rate and ordinary income. Read more at https://timcpa.com/resources/strategies/depreciation-and-recapture
How a 2025 law stopped a direct primary care membership from blocking HSA eligibility, and the separate rule for paying its fee tax-free from the HSA. Read more at https://timcpa.com/resources/strategies/direct-primary-care-hsa
How the Section 44 credit and Section 190 deduction combine to offset ADA accessibility costs, and why the Tax Court has actually denied these claims. Read more at https://timcpa.com/resources/strategies/disabled-access-credit-44
How an earnout's contingent-payment tax rules differ from rollover equity's section 721 or 351 deferral, and why a rollover never shelters the cash. Read more at https://timcpa.com/resources/strategies/earnouts-and-rollover-equity
How the American Opportunity Credit, the Lifetime Learning Credit, and 529 plans coordinate without double-dipping, and where each one gets examined. Read more at https://timcpa.com/resources/strategies/education-credits-529s
How the section 45F credit pays employers for child care costs, why the tentative minimum tax shrinks what lands, and what Florida licensing requires. Read more at https://timcpa.com/resources/strategies/employer-childcare-credit-45f
Business energy tax credits and deductions after the 2025 tax law: which ones already closed, and the one investment credit still open to a new project. Read more at https://timcpa.com/resources/strategies/energy-credits
How sole proprietorship, S-corp, and C-corp taxation compare, what each election requires, and the failure modes that erode the benefit of choosing one. Read more at https://timcpa.com/resources/strategies/entity-choice-decision-tree
How section 1042 lets a C-corp owner sell stock to an ESOP, defer the capital-gains tax, and make that deferral permanent by holding to death. Read more at https://timcpa.com/resources/strategies/esop-1042-rollover
How the IRC 6654 estimated tax safe harbor works: the 90 and 110 percent tests, the four due dates, and the mistakes that trigger the penalty. Read more at https://timcpa.com/resources/strategies/estimated-taxes-safe-harbor
Section 1301 lets a farmer or commercial fisherman recompute a spike year's tax using three prior years' brackets, without moving any income or cash. Read more at https://timcpa.com/resources/strategies/farm-income-averaging
Florida assesses genuinely farmed or ranched land at agricultural use value, not market value, under Fla. Stat. 193.461. Deadlines, and what can cost it. Read more at https://timcpa.com/resources/strategies/farm-property-tax-greenbelt-fl
Schedule F farm taxation: what counts as farming, how self-employment tax works, the section 183 hobby-loss test, and how a farm loss is limited. Read more at https://timcpa.com/resources/strategies/farm-taxation-essentials
How the section 45B credit refunds an employer's own FICA match on tip income, why Florida wages clear the floor, and where the math goes wrong. Read more at https://timcpa.com/resources/strategies/fica-tip-credit-45b
How I decide between married filing jointly, married filing separately, and head of household, the tests each one requires, and where they go wrong. Read more at https://timcpa.com/resources/strategies/filing-status-optimization
How Sections 127, 79, 132, and 137 let an S-corp stack tax-free fringe benefits, and why family attribution locks some of them away from the owner. Read more at https://timcpa.com/resources/strategies/fringe-benefit-stacking
How a sale to an intentionally defective grantor trust freezes appreciation and moves it out of an estate, and where the IRS actually challenges it. Read more at https://timcpa.com/resources/strategies/grantor-trust-idgt
How a GRAT lets my client freeze an appreciating asset's value for family at a near-zero taxable gift, and why dying mid-term can undo the whole benefit. Read more at https://timcpa.com/resources/strategies/grat
How putting your spouse on payroll opens Social Security credit, a solo 401(k) slot, an HSA, and a Section 105 plan that deducts family medical costs. Read more at https://timcpa.com/resources/strategies/hiring-your-spouse
How the Section 47 credit for rehabilitating a certified historic building works, why it is claimed over five years, and who Section 469 lets use it. Read more at https://timcpa.com/resources/strategies/historic-rehabilitation-credit-47
How the section 183 hobby-loss rule caps deductions at gross income, who it reaches, and why losing the profit-motive fight costs more than it used to. Read more at https://timcpa.com/resources/strategies/hobby-loss-safe-harbor-183
How Section 280A gates the home office deduction, why S-corp owners need an accountable plan instead of rent, and where the position fails. Read more at https://timcpa.com/resources/strategies/home-office-deduction
How the HRA, QSEHRA, and ICHRA structures reimburse medical costs tax-free, who actually qualifies for each one, and why a 2%-plus S-corp owner cannot. Read more at https://timcpa.com/resources/strategies/hra-qsehra-ichra
How IRC section 223 gives a Health Savings Account its triple tax break, who is eligible, how S-corp ownership changes the mechanics, and where it fails. Read more at https://timcpa.com/resources/strategies/hsa
How constructive receipt, assignment of income, and economic performance set the real limits on shifting income or deductions across a year-end. Read more at https://timcpa.com/resources/strategies/income-deduction-timing-playbook
How the installment method under section 453 defers gain on a seller-financed sale, and where the 453A interest charge and related-party rules bite. Read more at https://timcpa.com/resources/strategies/installment-sales
How Temp. Reg. 1.163-8T decides whether interest on borrowed money is deductible, based on what the funds paid for, not what secures the loan. Read more at https://timcpa.com/resources/strategies/interest-tracing-rules
How the Medicare IRMAA surcharge prices income from two years earlier, who it reaches, and where the life-changing-event appeal actually helps. Read more at https://timcpa.com/resources/strategies/irmaa-surcharge-planning
How an irrevocable trust freezes estate value for good, why grantor and non-grantor trusts are taxed differently, and where retained control undoes it. Read more at https://timcpa.com/resources/strategies/irrevocable-trust-basics
How section 1(g) taxes a child's unearned income above an annual floor at the parent's own rate, and why a child's wages sit entirely outside it. Read more at https://timcpa.com/resources/strategies/kiddie-tax
How Rev. Proc. 2013-30 and Section 9100 relief fix a missed tax election, which track applies, and where a discretionary request gets denied. Read more at https://timcpa.com/resources/strategies/late-election-relief
How an LLC's liability shield and its federal tax classification are separate questions, and how the married-couple default trips Florida owners up. Read more at https://timcpa.com/resources/strategies/llc-basics
How an S corporation pays a management company for real services, so the non-corporate entity can employ the owner's kids without withholding FICA. Read more at https://timcpa.com/resources/strategies/management-family-office-company
How Section 274 sorts every business meal into a 50%, 100%, or 0% deduction, and what the 2026 OBBBA rules take away from employer-paid meals. Read more at https://timcpa.com/resources/strategies/meals-deduction
How the after-tax bucket in a 401(k) fills to the plan's overall Section 415(c) limit and converts to Roth, and why most plan documents cannot do it. Read more at https://timcpa.com/resources/strategies/mega-backdoor-roth
How the section 402(e)(4) election taxes only plan basis on employer stock now and defers the built-in gain to long-term capital gains rates later. Read more at https://timcpa.com/resources/strategies/net-unrealized-appreciation
How Section 461(l) caps a business loss each year and how the disallowed amount converts into a Section 172 net operating loss carryforward instead. Read more at https://timcpa.com/resources/strategies/nol-excess-business-loss-planning
How a nonqualified deferred compensation plan under Section 409A defers a key employee's tax, and why it does nothing for an S-corp owner's own pay. Read more at https://timcpa.com/resources/strategies/nqdc-deferred-comp
How a Qualified Opportunity Fund defers and excludes capital gain, what changes under the new OZ 2.0 rules, and where the regime-timing trap sits. Read more at https://timcpa.com/resources/strategies/opportunity-zones
How the section 45S credit pays an employer for its own paid leave policy, why Florida keeps the whole benefit, and where the written policy fails. Read more at https://timcpa.com/resources/strategies/paid-family-medical-leave-credit-45s
How Treas. Reg. section 1.168(i)-8 lets a rental owner write off a retired roof or HVAC system as an ordinary loss instead of depreciating a ghost asset. Read more at https://timcpa.com/resources/strategies/partial-asset-disposition-election
How a multi-member LLC is taxed as a partnership by default, what it can do that an S corporation cannot, and where self-employment tax stands unsettled. Read more at https://timcpa.com/resources/strategies/partnership-multi-member-llc
How Section 469 limits rental and business losses to passive income, and when the $25,000 allowance or a fully taxable sale releases them. Read more at https://timcpa.com/resources/strategies/passive-activity-loss-rules
When an IRS penalty can be removed through First-Time Abate or reasonable cause, what each one requires, and the mistakes that get a claim denied. Read more at https://timcpa.com/resources/strategies/penalty-abatement
How IRC section 464 caps a cash-method farmer's prepaid feed, seed, and fertilizer deduction at 50 percent, and when that cap disappears entirely. Read more at https://timcpa.com/resources/strategies/prepaid-farm-expenses
How a private foundation's five excise taxes and basis-limited stock deduction compare to a donor-advised fund, and where family control goes wrong. Read more at https://timcpa.com/resources/strategies/private-foundation
How a state lets a pass-through entity pay its own income tax, turning a capped, itemized SALT deduction into an uncapped federal one, and where it fails. Read more at https://timcpa.com/resources/strategies/ptet-salt-workaround
How the Section 199A wage limit, the SSTB self-rental taint, and S-corp salary choices interact, and where the planning around them breaks down. Read more at https://timcpa.com/resources/strategies/qbi-deduction
How section 1202 lets a non-corporate shareholder exclude gain on qualifying C-corp stock, and how the 2025 law changed the holding-period tiers and caps. Read more at https://timcpa.com/resources/strategies/qsbs-section-1202
How a qualified charitable distribution lets an IRA owner 70½ or older send money straight to charity, excluded from income rather than deducted. Read more at https://timcpa.com/resources/strategies/qualified-charitable-distributions
How IRC section 469(c)(7) lifts the automatic passive label from rental real estate, the two tests it requires, and how the IRS actually challenges it. Read more at https://timcpa.com/resources/strategies/real-estate-professional-status
The reasonable-compensation documentation an S-corp owner needs: a method report, a duties and hours record, and minutes dated before the payroll runs. Read more at https://timcpa.com/resources/strategies/reasonable-comp-documentation
How a SEP-IRA, Solo 401(k), SIMPLE IRA, and defined-benefit or cash-balance plan compare, and which one fits based on headcount and income. Read more at https://timcpa.com/resources/strategies/retirement-plan-decision-tree
How the section 45E startup-cost and contribution credits and the section 45T auto-enrollment credit work, and which ones reach a one-participant plan. Read more at https://timcpa.com/resources/strategies/retirement-plan-startup-credit-45e-45t
How a revocable living trust avoids Florida probate and manages incapacity, why it saves no income or estate tax, and where funding it goes wrong. Read more at https://timcpa.com/resources/strategies/revocable-living-trust
How a new C corporation and 401(k) let a founder roll retirement funds into an active business without current tax or an early-withdrawal penalty. Read more at https://timcpa.com/resources/strategies/robs
How a Roth conversion moves pretax IRA money into a Roth by paying tax now, and why the pro-rata rule, the five-year clocks, and IRMAA can undo it. Read more at https://timcpa.com/resources/strategies/roth-conversions
How the S-corp salary decision drives FICA, the Section 199A deduction, and Solo 401(k) room at once, and where raising or lowering it backfires. Read more at https://timcpa.com/resources/strategies/s-corp-owner-comp-stack
How the reasonable-compensation rule forces an S-corp owner to pay W-2 wages before distributions, and what four decided cases say about it. Read more at https://timcpa.com/resources/strategies/s-corp-reasonable-compensation
How a more-than-2% S-corp shareholder gets health premiums onto Schedule 1 through W-2 wages, and where that payroll step goes wrong. Read more at https://timcpa.com/resources/strategies/s-corp-shareholder-health-insurance
How the split between S-corp W-2 wages and distributions cuts FICA, why Section 199A can flip the incentive, and what the IRS actually attacks. Read more at https://timcpa.com/resources/strategies/salary-vs-distribution-optimization
How a section 1031 exchange defers capital gains and depreciation recapture on real property, and why personal property no longer qualifies. Read more at https://timcpa.com/resources/strategies/section-1031-like-kind-exchange
How a Section 105 plan lets a sole proprietor hire a spouse and deduct the family's medical costs as a business expense, and why it fails inside an S corp. Read more at https://timcpa.com/resources/strategies/section-105-plan
How Section 1244 turns a loss on qualifying small business stock into an ordinary loss instead of a capital one, and who is permanently locked out. Read more at https://timcpa.com/resources/strategies/section-1244-stock
How the Section 179 election works item by item, why it cannot create a loss, and where it fails: placed-in-service dates, the SUV cap, recapture. Read more at https://timcpa.com/resources/strategies/section-179-expensing
How a self-directed IRA or solo 401(k) holds real estate and private deals, what Section 4975 forbids, and when income inside the account is taxed. Read more at https://timcpa.com/resources/strategies/self-directed-ira-401k
How the self-rental rule turns rent paid between an owner's own entities into non-passive income, while a loss on that same rental stays stuck as passive. Read more at https://timcpa.com/resources/strategies/self-rental-trap
How entity type and asset-versus-stock structure decide the tax on a business sale, from personal goodwill to the built-in-gains trap for S corporations. Read more at https://timcpa.com/resources/strategies/selling-a-business-capital-gains
How the SEP IRA lets a self-employed owner deduct an effective 20% of net self-employment earnings, who it fits, and where it goes wrong. Read more at https://timcpa.com/resources/strategies/sep-ira
An average guest stay of seven days or less means a property is not a rental activity at all. What that changes, what it requires, and where it fails. Read more at https://timcpa.com/resources/strategies/short-term-rental-loophole
How a SIMPLE IRA works under Section 408(p), why the employer contribution is mandatory every year, and how the two-year rule traps an early rollover. Read more at https://timcpa.com/resources/strategies/simple-ira
How a spousal lifetime access trust moves assets out of one spouse's estate while the household keeps indirect access through the other spouse. Read more at https://timcpa.com/resources/strategies/slat
How one gross receipts test under Section 448(c) exempts a small business from accrual accounting, inventory rules, UNICAP and percentage of completion. Read more at https://timcpa.com/resources/strategies/small-business-cash-method-263a
How Section 86 decides what share of a Social Security benefit is taxed, why the claiming age does not change that, and what the earnings test counts. Read more at https://timcpa.com/resources/strategies/social-security-claiming-strategy
How a solo 401(k) lets a business owner contribute as both employee and employer, and why a single hidden hire can quietly disqualify the plan. Read more at https://timcpa.com/resources/strategies/solo-401k
How Sections 195, 248 and 709 recover pre-opening costs, why each pool carries its own $5,000 cap, and why the date a business begins decides everything. Read more at https://timcpa.com/resources/strategies/startup-and-organizational-costs
How section 1014 resets an inherited asset's basis to its date-of-death value, wiping out capital gains and depreciation recapture built up during life. Read more at https://timcpa.com/resources/strategies/step-up-in-basis-planning
How capital losses net under Section 1222, the $3,000 ordinary income cap, indefinite carryforward, and the wash-sale rule that quietly voids it. Read more at https://timcpa.com/resources/strategies/tax-loss-harvesting
How the Trifecta puts a revocable living trust over a separate operating entity and a holding entity, what each leg actually does, and where it fails. Read more at https://timcpa.com/resources/strategies/the-trifecta
How contributing real estate to a REIT operating partnership under section 721 defers gain, why it is not a 1031 exchange, and what it costs permanently. Read more at https://timcpa.com/resources/strategies/upreit-721-exchange
How Section 280A(d) counts personal-use days, when a vacation home's deductions cap at rental income, and why the interest allocation is disputed. Read more at https://timcpa.com/resources/strategies/vacation-home-mixed-use-280a
Last reviewed: 2026-08-31
Timothy LeGendre CPA LLC | Florida CPA License #AC62625 (firm #AD72267) | Mount Dora, FL | (407) 417-1064 | Contact
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