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Home/Glossary/AD13
Code

AD13

R&D - Defense Other (Development)

Also known as

RandD - Defense Other (Development)R&D Defense Other (Development)R&D - Defense Other DevelopmentR D Defense Other DevelopmentRDDefenseOtherDevelopmentR&D - Defense OtherDevelopment

Definition

R&D - Defense Other (Development). PSC category: Research and Development.

Meaning in practice

AD13 is a compact identifier that maps to a more exact classification or record family.

Where you’ll see it

You will see it in classification systems, data dictionaries, forms, and metadata. Example: AD13 — Research and Development.

Common confusion

People often confuse the code with the thing it describes.

What to do next

Use the code to reach the exact page, form, or record you need.

Why does AD13 matter?

(R&D - Defense Other (Development)) is a code concept federal contractors and grant writers run into across solicitations, regulations, and award filings

Source: PSC code registry·Last updated 2026-07-02 by Bureauify·Category: Code·Graph: S-tier (100/100)

Related terms

NAICS — North American Industry Classification System
bg-blue-500/20 text-blue-300 border-blue-500/30
PSC — Product Service Code
bg-blue-500/20 text-blue-300 border-blue-500/30
FSC 15 — Aircraft and Airframe Structural Components
bg-fuchsia-500/20 text-fuchsia-300 border-fuchsia-500/30
FSC 17 — Aircraft Launching, Landing, and Ground Handling Equipment
bg-fuchsia-500/20 text-fuchsia-300 border-fuchsia-500/30
FSC 23 — Ground Effect Vehicles, Motor Vehicles, Trailers, and Cycles
bg-fuchsia-500/20 text-fuchsia-300 border-fuchsia-500/30
FSC 25 — Vehicular Equipment Components
bg-fuchsia-500/20 text-fuchsia-300 border-fuchsia-500/30
FSC 26 — Tires and Tubes
bg-fuchsia-500/20 text-fuchsia-300 border-fuchsia-500/30
FSC 28 — Engines, Turbines, and Components
bg-fuchsia-500/20 text-fuchsia-300 border-fuchsia-500/30

Related entities

NAICS code index
Index
PSC code index
Index

Related questions

What agencies fund AI?
Federal agencies funding artificial intelligence work — research, development, and operational AI.
Question

Related records

Search live records for AD13
Open live contracts results for AD13.
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Search live records for R&D - Defense Other (Development)
Open live contracts results for R&D - Defense Other (Development).
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Search live records for RandD - Defense Other (Development)
Open live contracts results for RandD - Defense Other (Development).
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Related journeys

Open the matched question: What agencies fund AI?
Federal agencies funding artificial intelligence work — research, development, and operational AI.
Question
Search live records for AD13
Open live contracts results for AD13.
Search

Source trail

AD13 page
Canonical glossary term page last reviewed 2026-07-02.
Glossary
PSC code registry
Official source trail.
Source

Where this matters in federal contracting

AD13 is a code-term in Bureauify. For example: AD13 — Research and Development Codes are compact identifiers, but they carry a lot of meaning: the right code links a user to the right industry, occupation, product/service, or compliance category. Bureauify treats code terms as first-class orientation objects because they are often the shortest path from confusion to the exact page or record the user needs. The related terms above help the user move from the code to its broader vocabulary family.

What can I do?

FollowSave

Route: Orientation path

  1. 1.Discover — you are here
  2. 2.Decide — follow to monitor
  3. 3.Act — follow to monitor
No live signal yet — actions derived from family registry.

Follow AD13

Get notified when usage of AD13 changes in contracts or guidance.

Follow AD13 →Search AD13 in records

Example

AD13 — Research and Development

More code terms

FSC 15FSC 17FSC 23FSC 25FSC 26FSC 28FSC 34FSC 35FSC 36FSC 38FSC 39FSC 41

Frequently Asked Questions

What is AD13 in government contracting?▾
R&D - Defense Other (Development). PSC category: Research and Development.
Can you give an example of AD13?▾
Yes. AD13 — Research and Development
Why is AD13 important for government contractors?▾
R&D - Defense Other (Development) is a code term. Codes are compact identifiers that connect users to a more exact industry, occupation, product, or compliance category.
Where will I see AD13?▾
You will see it in classification systems, data dictionaries, forms, and metadata. Example: AD13 — Research and Development.
What is AD13 commonly confused with?▾
People often confuse the code with the thing it describes.
What should I do next when I see AD13?▾
Use the code to reach the exact page, form, or record you need.

Find AD13-related opportunities

Search active federal contracts and solicitations related to AD13 on Bureauify.

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