After the date of the adoption of this code, only manufactured homes which comply with the Manufactured Home Building Code established by Minn. Stat. § 327.31 may be located in and used as a dwelling within the City. A mobile home, manufactured home, house trailer or other mobile dwelling which does not comply with the Manufactured Home Building Code and which is used as a residence after the date of the adoption of this code is a nonconforming use as defined by Minn. Stat. § 462.357, Subd. 1e, and this nonconforming use may be continued, including through repair, maintenance, replacement, restoration or improvement but if the nonconformity or occupancy is discontinued for a period of more than one year, or the nonconforming use is destroyed by fire or other peril to the extent of greater than 50% of its market value and no building permit is applied for within 180 days of when the property is damaged, any subsequent use or occupancy of the land or premises shall be a conforming use or occupancy.