PSC Code H399, Inspection and Laboratory Services (except medical/dental): Miscellaneous, encompasses a broad range of commercial testing and laboratory services used by federal agencies to ensure quality, compliance, and safety across various sectors. This code covers miscellaneous inspection and testing services that do not fall under medical or dental laboratory categories, offering agencies the ability to procure specialized evaluations, analyses, and certifications for materials, products, and environmental conditions. Agencies utilize this PSC to verify that products and services meet contractual and regulatory requirements, thereby mitigating risks and ensuring operational integrity.

Includes for PSC H399

This PSC code covers the following products and services:

Includes: Commercial Testing and Laboratory Services

Excludes for PSC H399

This PSC code does NOT cover the following:

Excludes: Medical and Dental Laboratory Services

Typical Buyers & Agencies for PSC H399

Government agencies such as the Department of Defense, Department of Transportation, Environmental Protection Agency, and General Services Administration commonly purchase services under PSC H399. These agencies require miscellaneous inspection and commercial laboratory testing services to support mission-critical activities, including material verification, safety inspections, environmental assessments, and quality control measures. Contracting officers leverage this PSC to source specialized technical expertise that supports regulatory compliance and operational readiness across diverse federal programs.

Common Contract Types for PSC H399

Contracts awarded under PSC H399 typically include firm-fixed-price, cost-reimbursement, and time-and-materials agreements depending on the complexity and duration of the inspection or testing services. Procurement methods may range from simplified acquisitions to competitive full and open solicitations. This PSC is commonly used for task orders or delivery orders under indefinite delivery contracts, enabling agencies to quickly access inspection and laboratory capabilities as needed for quality assurance and compliance.

Plain-Language Breakdown for PSC H399

Covers miscellaneous commercial inspection and laboratory testing services excluding medical and dental.
Used by federal agencies for quality assurance, compliance, and safety verification.
Common buyers include DoD, EPA, DOT, and GSA for diverse inspection needs.
Contracts range from firm-fixed-price to cost-reimbursement and time-and-materials.
Often awarded as task or delivery orders under indefinite delivery contracts.
Closely related to NAICS codes 541380, 541620, and 541690 for technical expertise.

Related Categories for PSC H399

Other categories at the same level as H399

H376 INSPECTION- BOOKS, MAPS, AND OTHER PUBLICATIONS

Inspection and Laboratory Services (except medical/dental): Books, Maps, and Other Publications

H377 INSPECTION- MUSICAL INST/PHONOGRAPH/HOME RADIO

Inspection and Laboratory Services (except medical/dental): Musical Instruments, Phonographs, and Home Type Radios

H378 INSPECTION- RECREATIONAL AND ATHLETIC EQUIPMENT

Inspection and Laboratory Services (except medical/dental): Recreational and Athletic Equipment

H379 INSPECTION- CLEANING EQUIPMENT AND SUPPLIES

Inspection and Laboratory Services (except medical/dental): Cleaning Equipment and Supplies

H380 INSPECTION- BRUSHES, PAINTS, SEALERS, AND ADHESIVES

Inspection and Laboratory Services (except medical/dental): Brushes, Paints, Sealers, and Adhesives

H381 INSPECTION- CONTAINERS, PACKAGING, AND PACKING SUPPLIES

Inspection and Laboratory Services (except medical/dental): Containers, Packaging, and Packing Supplies

H383 INSPECTION- TEXTILES, LEATHER, FURS, APPAREL AND SHOE FINDINGS, TENTS AND FLAGS

Inspection and Laboratory Services (except medical/dental): Textiles, Leather, Furs, Apparel and Shoe Findings, Tents and Flags

H384 INSPECTION- CLOTHING, INDIVIDUAL EQUIPMENT, AND INSIGNIA

Inspection and Laboratory Services (except medical/dental): Clothing, Individual Equipment, and Insignia

H385 INSPECTION- TOILETRIES

Inspection and Laboratory Services (except medical/dental): Toiletries

H387 INSPECTION- AGRICULTURAL SUPPLIES

Inspection and Laboratory Services (except medical/dental): Agricultural Supplies

H388 INSPECTION- LIVE ANIMALS

Inspection and Laboratory Services (except medical/dental): Live Animals

H389 INSPECTION- SUBSISTENCE

Inspection and Laboratory Services (except medical/dental): Subsistence

H391 INSPECTION- FUELS, LUBRICANTS, OILS, AND WAXES

Inspection and Laboratory Services (except medical/dental): Fuels, Lubricants, Oils, and Waxes

H393 INSPECTION- NONMETALLIC FABRICATED MATERIALS

Inspection and Laboratory Services (except medical/dental): Nonmetallic Fabricated Materials

H394 INSPECTION- NONMETALLIC CRUDE MATERIALS

Inspection and Laboratory Services (except medical/dental): Nonmetallic Crude Materials

H395 INSPECTION- METAL BARS, SHEETS, AND SHAPES

Inspection and Laboratory Services (except medical/dental): Metal Bars, Sheets, and Shapes

H396 INSPECTION- ORES, MINERALS, AND THEIR PRIMARY PRODUCTS

Inspection and Laboratory Services (except medical/dental): Ores, Minerals, and Their Primary Products

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