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Accelerated Depreciation

Reclassify $60K of Building Into Faster Depreciation Pools

The IRS lets you depreciate carpeting, appliances, and parking lots years faster than the building itself. Cost segregation identifies which components qualify.

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How Components Are Classified Under MACRS

MACRS Pool Typical Components Depreciation Method Typical Share
5-Year MACRS Pool Carpeting, appliances, cabinetry, decorative fixtures, window treatments MACRS accelerated 10–25% of building
15-Year MACRS Pool Parking lots, landscaping, sidewalks, fencing, outdoor lighting MACRS accelerated 5–15% of building
27.5/39-Year Remaining Structural components, roof, HVAC, walls, foundation Straight-line 60–80% of building

Reading the Chart

Large Year 1 Bar

Large Year 1 acceleration means you're reclassifying more than 20% into faster pools — typically seen in SFR with recent renovations.

Moderate Acceleration

Moderate acceleration (10–20% reclassified) is the most common outcome for standard residential properties.

Minimal Acceleration

Minimal acceleration suggests little personal property content — may not justify study cost alone.

How MACRS Reclassification Works

A cost segregation study uses engineering analysis to identify building components that qualify for shorter MACRS depreciation lives. Instead of treating your entire building as a single 27.5-year asset, the study separates it into distinct pools based on how each component is used and expected to wear out.

  • 5-year MACRS pool: carpeting, appliances, cabinetry, decorative lighting, window treatments
  • 15-year MACRS pool: parking lots, landscaping, sidewalks, fencing, outdoor lighting
  • Building remaining: structural shell, roof, HVAC, electrical — depreciated over 27.5 or 39 years
  • Bonus depreciation applies to 5-yr and 15-yr pools in year 1 (100% for property acquired after Jan 19, 2025 under the One Big Beautiful Bill Act)

Why Front-Loading Depreciation Matters

Depreciation is a tax deduction. Taking more of it in early years — when your dollars are worth more — has a real cash value beyond the total amount. The time value of money means $1 of tax savings today is worth more than $1 in year 10.

  • Year 1 acceleration often generates 3–8× the standard depreciation deduction
  • Larger early deductions reduce taxable income when you're actively building your portfolio
  • Bonus depreciation in year 1 can create a paper loss that offsets other passive income
  • Even without bonus depreciation, MACRS pools continue accelerating the first 5–15 years

Typical Component Breakdowns by Property Type

The amount reclassifiable varies significantly by property type. Residential properties with recent updates typically yield more personal property content than older, bare-bones rentals.

  • Single-family residential: 10–20% personal property, 5–10% land improvements
  • Small multifamily (2–4 units): 12–22% personal property, 8–12% land improvements
  • Commercial/retail: 20–35% personal property, 10–20% land improvements
  • Properties with recent renovations typically have higher reclassifiable percentages

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