Question about depreciation for remodeling of rental house

[Hoang Nguen]

Dear All,

I added two more rooms to current rental house. The remodeling was finished on November 2017 and Tenant moved in these two rooms on December 2017. Below is the list of items in the contract with constructor.

Could you please let me know, which items I have to depreciation 27.5 years and which items I can depreciation for 15 years or less?

Demolition and excavations

Foundation

Plumbing

Framing

Electrical

Stucco

Drywall

flooring

Painting

Finishing (light, bathroom, doors and windows)

Roofing

Landscape

Thanks,

Hoang