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Library

Topic Library

Browse 18 topic areas covering R&D tax credits, OBBBA legislation, IRS guidance, and filing requirements — organized alphabetically.

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A

Amended Returns & Refund Claims

How to file retroactive R&D credit claims

C

R&D Credit Calculation Methods

Regular Credit vs. Alternative Simplified Credit

D

R&D Documentation & Substantiation

Records and proof needed to support your credit claim

F

Form 6765 & Filing Requirements

How to file for the R&D credit and what's changing

G

R&D Tax Credit Glossary

Key terms and definitions from A to Z

I

R&D by Industry

How the credit applies to specific sectors

IRS Guidance & Revenue Procedures

Official IRS rules and procedural guidance

K

Key Deadlines & Action Items

Critical dates for R&D credit claims and OBBBA elections

O

The One Big Beautiful Bill Act and R&D tax changes

OBBBA Retroactive Election

Amending 2022–2024 returns for immediate R&D expensing

P

Startup Payroll Tax Credit

Using R&D credits to offset payroll taxes

Q

R&D Qualified Activities

The four-part test and what counts as qualified research

R&D Qualified Expenses (QREs)

Wages, supplies, and contract research that qualify

R

R&D Tax Credit Overview

What it is, who qualifies, and how it works

S

Section 174A & R&E Expensing

Immediate deduction of domestic R&D costs under OBBBA

Section 174 Transition Rules

Recovering unamortized 2022–2024 R&D costs

Section 280C Elections

Coordinating your R&D credit with your R&E deduction

State R&D Tax Credits

State-level credits, conformity, and OBBBA impact

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