2026 Statutory Limits: Sec 179 Cap: $1,250,000 | Phase-Out: $3,130,000
IRS Publication 946 & Form 4562 Verified Engine
⚡ 2026 Master Hub • IRC § 179, § 168(k), § 280F & § 45W Engine

Section 179 & Depreciation Calculator 2026

The authoritative tax calculation platform for commercial equipment, trucks, machinery, and clean vehicle credits. Supported by CPA audit verification.

🏛️ Max Deduction: $1,250,000
⚡ Bonus Depreciation: 100% Conforming
🛡️ Audit Verified: 50-State Conformity
1. Equipment Parameters
✓ Full 100% 179 Cap Eligible
Select Asset Classification
$
Stack Clean Commercial EV Credit (IRC § 45W)
Adds up to $7,500 direct federal tax credit for electric work vehicles.
2. Tax Benefit Breakdown
32%
Est. Cash Tax Offset
Asset Purchase Price $145,000
First-Year Sec 179 Claimed $145,000
Bonus Depreciation (IRC § 168k) $0
Total First-Year Cash Tax Refund
$46,400
Net Out-of-Pocket Equipment Cost $98,600
Loan Payments Offset 18 Months Covered

Strategy Comparison: Cash vs Finance vs $1 Buyout Capital Lease

See how a $1 Buyout Capital Lease produces immediate net-positive Year 1 cash flow.

100% Cash Purchase
-$98,600
Net Out-of-Pocket Outflow
Equipment Loan
+$17,400
Net Year 1 Cash Buffer
📚 Primary Source Analysis • CPA Peer-Reviewed

Authoritative Section 179 & Depreciation Tax Guides

Comprehensive statutory analysis on IRS Form 4562, vehicle weight thresholds, bonus depreciation, and state conformity.

View All Guides (7) →
IRC § 168(k) vs § 179
Section 179 vs. Bonus Depreciation

Ordering rules, active business income limits, and state decoupling.

GVWR > 6,000 lbs
Vehicle Weight Rating Rules

IRC § 280F luxury caps vs heavy truck 100% write-off exemptions.

IRS Tax Filing
Form 4562 Filing Instructions

Line-by-line CPA walkthrough for Part I, Part II, and Listed Property.

IRS Form 4797
Section 179 Recapture Rules

When and how the IRS claws back deductions if business use drops <50%.

Explore Section 179 Equipment Categories

Browse model-specific calculators, vehicle weight ratings, and state conformity guides.

Capital Lease ($1 Buyout) vs Cash Purchase Tax Advantage

A $1 Buyout Capital Lease allows your business to claim 100% of the Year-1 Section 179 tax deduction immediately while preserving liquidity.

Financing Structure Upfront Outlay Year 1 Tax Refund Net Year 1 Cash Flow
$1 Buyout Capital Lease $2,500 (1st Mo. Payment) $46,400 +$43,900 Net Positive
100% Cash Purchase $145,000 $46,400 -$98,600 Net Outflow
Est. Tax Refund
$46,400