Can major repairs and maintenance, e.g. rebuilding decks, painting, new retaining walls, fence replacements count as remodeling?

Also, to complicate matters, in refinancing, I will be buying out my ex who is still on the title and on the mortgage.My additional debt for the buyout will und...

Well to the extent the home equity line was used for remodeling it should be deductible then right?Whether or not I roll it into a new first mortgage?