A credit is allowed to a qualified employee who, on or after January 1, 2009, is employed in Oklahoma by or contracting in Oklahoma with a qualified employer in the aerospace sector.
Definition: for the complete definition of “Qualified Employee” see page 2.
Accreditation: to be eligible, the program of the same discipline of engineering must have been accredited by ABET on the date the taxpayer graduated.
Proof: if this is the first year you are claiming the credit, provide proof of your engineering degree, such as a copy of your diploma and/or transcript.
Carryover: any unused credits may be carried over, in order, for up to five years from the date the credit was originally established.
| Question | Answer |
|---|---|
| Form Name | Form 564 |
| Form Length | 2 pages |
| Fillable? | Yes |
| Fillable fields | 16 |
| Avg. time to fill out | 3 min |
| Edition | 2025 |
| Matches the agency's file | Yes, checked October 3, 2026 |
| Other names | Form 564, 564, Oklahoma Form 564, Credit for Employees in the Aerospace Sector |
| Official source | Form 564 (2025), State of Oklahoma |
Form 564 isn’t the one you’re looking for?