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Oklahoma Tax Forms
538S
Last updated: 2021
538S
538S
State of Oklahoma Claim for Credit/Refund of Sales Tax
Form Link:
538S
Oklahoma Tax Forms
511
511CR
511NR
511TX
511V
504
538H
538S
561
561NR
574
599
OW-8-ES
OW-8-ES-SUP
OW-8-P
OW-8-P-SUP-I