Louisiana R&D Tax Credit Summary
LA R&D Tax Credit Available

Yes


Eligible Entities

C-Corporations, S-Corporations, LLCs, Partnerships


Deadline for Tax Filing

Due with Louisiana Tax Return


Data Required to Compute Credit
  • Claim Period Federal Qualified R&D Expenses (QREs)
  • Claim Period Louisiana QREs
  • Louisiana QREs for Prior 3 Years
  • # of LA Employees

Credit Carryforward

5 Years


LA R&D Credit Summary

For less than 50 LA Employees (LQRE):

  • 40% of Louisiana Qualified Research Expenses

For 50+ LA Employees:

  • Base amount is 70% of the average prior three years LA QREs
  • 20% of the excess of the LA QREs over the base amount (For companies with 50-99 LA Employees)
  • 8% of the excess of the LA QREs over the base amount (For companies with 100+ LA Employees)

Special Notes
  • A company must claim the LA R&D credit within one year after December 31 in which the expenditures was incurred.
  • Prior to claiming the LA R&D Tax Credit, a company must apply for and obtain a credit certification from the Louisiana Economic Development (LED).

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