How do chemical active ingredients differ between these treatment protocols?

Primary Purpose: Official NPMA-33 WDI Inspection Report uses Real estate transaction loan underwriting, whereas Annual Termite Retreatment Bond & Warranty utilizes Ongoing homeowner insurance & retreatment.

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Chemical Mode-of-Action & Statutory Analysis

Official NPMA-33 WDI Inspection Report vs. Annual Termite Retreatment Bond & Warranty

The Sovereign Engineering Verdict

An NPMA-33 is a snapshot real estate closing disclosure required by HUD for FHA/VA mortgage underwriting, documenting visible infestation or past structural damage. A termite bond is an ongoing service agreement where a licensed contractor guarantees to re-treat and repair future subterranean termite damage.

Evaluation Dimension	Official NPMA-33 WDI Inspection Report	Annual Termite Retreatment Bond & Warranty
Primary Purpose	Real estate transaction loan underwriting	Ongoing homeowner insurance & retreatment
Validity Period	30 to 90 days from inspection date	1 to 5 years (renewable annually)
Structural Damage Repair Coverage	None (disclosure inspection only)	Up to $250,000 in structural repairs
FHA / VA Mortgage Compliance	Mandatory statutory requirement	Recommended / optional
Typical Cost	$125 – $250	$200 – $450 / year
Chemical Application Included	No treatment included	Immediate retreatment if activity detected

Calculate Your Structural Foundation Perimeter & Pricing

Select your pest target below for instant linear-foot dosage calculations and licensed exterminator dispatch.

Visual Pest Identification & 3D Home Zone Diagnostic2026 EPA Reg. 7969-210 & HUD NPMA-33

Step 1: Click the photo matching your pest → Step 2: Tap where you saw it on our 3D Home Cutaway → Step 3: Get your exact dosage & price.

Step 1 of 3 • Visual Field-Guide Identification

Click the Pest You Saw in or Around Your Home

Tap any photo below to select your pest species and open the interactive 3D Home Location Map.

Currently Selected: Subterranean & Drywood Termites

Before You Spray Store-Bought Bug Killer: Hardware-store repellent sprays (Bifenthrin/Permethrin) trap termites, ants, and roaches inside walls and cause colony budding—splitting 1 nest into 4+.