Rover Mowers warranty is as follows:

Any warranty information supplied is based on domestic use only.  Warranty for commercial use is limited to 90 days.  MTD Products Australia Pty Ltd warrants to the original retail purchaser subject to the following conditions and limitations: that the purchased Rover product and engine is free from defects in material or workmanship.  It excludes wear and tear, or any damage caused by misuse or abuse.  The warranty period commences upon the date of the original retail purchase and shall apply for the nominated period from the date of purchase.

For further information on warranties contact an authorised Rover Mowers Servicing Dealer here.