2026 Statutory Limits: Sec 179 Cap: $1,250,000 | Phase-Out: $3,130,000
IRS Publication 946 & Form 4562 Verified Engine
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Editorial & CPA Peer Review Policy

Sec179Rules.com is committed to delivering the highest caliber of statutory tax accuracy, CPA peer-reviewed analysis, and transparent commercial depreciation intelligence.

1. Hierarchy of Statutory Authorities

Our editorial board does not rely on secondary commentary or unverified marketing summaries. Every calculation model, vehicle weight rating threshold, and state tax guide published on Sec179Rules.com is traced directly to primary federal and state regulatory authorities:

2. Four-Stage CPA Peer Review Protocol

Before any guide, state adjustment matrix, or vehicle eligibility classification is published, it passes through a rigorous four-stage review pipeline:

Stage 1: Statutory Extraction & Model Parameterization

Tax analysts extract exact phase-out thresholds, deduction caps, MACRS recovery classes (3-Yr, 5-Yr, 7-Yr, 15-Yr), and convention rules (Half-Year vs. Mid-Quarter) directly from federal register publications.

Stage 2: Mathematical Cross-Verification

Every calculation engine formula is benchmarked against commercial tax preparation software (CCH Axcess, Thomson Reuters UltraTax CS, Intuit ProConnect) and IRS Form 4562 test returns.

Stage 3: CPA & Enrolled Agent Editorial Sign-Off

A licensed Certified Public Accountant (CPA) or IRS Enrolled Agent (EA) reviews the written content, ensuring proper distinction between active trade or business income limitations, NOL restrictions, and pass-through basis limits.

Stage 4: Annual & Legislative Trigger Audits

Whenever the IRS issues updated inflation adjustments or state legislatures pass tax decoupling bills, all affected state and equipment models are updated within 48 hours.

3. Corrections Policy & Editorial Inquiries

Sec179Rules.com is committed to swift, transparent corrections. If a user, CPA, or tax professional identifies a regulatory discrepancy or a new state tax code modification, our editorial team immediately evaluates the citation. Confirmed updates are published with a transparent revision notice.

To submit a statutory correction or request editorial clarification, contact our lead tax editorial board directly at [email protected].

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