Unauthorized Signatures
Source:
Section 3-404 — Unauthorized Signatures, https://www.nysenate.gov/legislation/laws/UCC/3-404 (updated Sep. 22, 2014; accessed Oct. 25, 2025).
3–401
Signature 3–402
Signature in Ambiguous Capacity 3–403
Signature by Authorized Representative 3–404
Unauthorized Signatures 3–405
Impostors 3–406
Negligence Contributing to Alteration or Unauthorized Signature 3–407
Alteration 3–408
Consideration 3–409
Draft Not an Assignment 3–410
Definition and Operation of Acceptance 3–411
Certification of a Check 3–412
Acceptance Varying Draft 3–413
Contract of Maker, Drawer and Acceptor 3–414
Contract of Indorser 3–415
Contract of Accommodation Party 3–416
Contract of Guarantor 3–417
Warranties on Presentment and Transfer 3–418
Finality of Payment or Acceptance 3–419
Conversion of Instrument
Signature 3–402
Signature in Ambiguous Capacity 3–403
Signature by Authorized Representative 3–404
Unauthorized Signatures 3–405
Impostors 3–406
Negligence Contributing to Alteration or Unauthorized Signature 3–407
Alteration 3–408
Consideration 3–409
Draft Not an Assignment 3–410
Definition and Operation of Acceptance 3–411
Certification of a Check 3–412
Acceptance Varying Draft 3–413
Contract of Maker, Drawer and Acceptor 3–414
Contract of Indorser 3–415
Contract of Accommodation Party 3–416
Contract of Guarantor 3–417
Warranties on Presentment and Transfer 3–418
Finality of Payment or Acceptance 3–419
Conversion of Instrument
