Roof sheathing shall be checked before re-roofing and repaired or replaced if rotted or unsound. Install underlayment consisting of two layers of Type 15 felt applied shingle fashion. The entire state of Minnesota shall be deemed an area subject to roof ice buildup.
Coverage remains the same.
Sections of flashing shall lap at least four inches. All other flashing and roof vents shall be checked and, if rusted or in bad condition, replaced. Inspection required after tear-off and installation of approved eave treatment.