From Marlin web site:
"2. What is Marlin's Warranty?
FIVE YEAR LIMITED WARRANTY AGAINST DEFECTS IN MATERIAL AND WORKMANSHIP
THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE
This firearm warranty is good only to the ORIGINAL OWNER.
WARRANTY and CERTIFICATE OF OWNERSHIP card must be completed and mailed to The Marlin Firearms Company at the above address WITHIN TEN (10) DAYS of purchase to insure the protection of the warranty.
NOTICE of defect in materials and/or workmanship must be received by the company WITHIN FIVE (5) YEARS from the date of purchase.
Normal wear, or damage resulting from neglect, abuse, or repairs not made by The Marlin Firearms Company or not authorized by The Marlin Firearms Company are not covered by the warranty.
MARLIN'S PERFORMANCE UNDER THE ABOVE WARRANTY
1. After notice of defect in material and/or workmanship is received by The Marlin Firearms Company, Marlin shall send instructions for shipment of the firearm; repairs will be made and the firearm returned within a reasonable time after the firearm is received. Cost of shipping, insurance charges, etc. involved in returning the firearm to the company shall be prepaid by the original owner.
2. Cost of parts and labor performed shall be provided without charge by The Marlin Firearms Company, or one of its authorized repairers.
3. If The Marlin Firearms Company, after recepit of the firearm, determines that the stated defects in material and/or workmanship were the result of abuse and/or neglect, or otherwise not covered by the warranty set forth above, Marlin shall notify such owner to that effect and give an estimate for repair. In such cases, repair, return shipping and insurance charges, etc. shall be paid by such owner.
4. In the event that The Marlin Firearms Company is unable to make warranty repairs to the firearm, it shall, within a reasonable time after its receipt, notify the owner to that effect and give him/her the option, either to receive a replacement of the same model, if then available in its inventory, or to receive a refund, either of which, if feasible, will be made through the store of purchase."