On January $2,$ Year $1,$ Zelman purchased equipment at $$15$ million. The

equipment has a five$-$year life, no residual value, and is depreciated on a

straight$-$line basis. On January $2,$ Year $4,$ the fair value of the equipment $($net of

any accumulated depreciation$)$ is determined as $$8$ million.

a$)$ If the revaluation model is applied for measurement after initial recognition

under IFRS, what is the impact the equipment has on Zelman$$s income in

Years $1-5$ under $(1)$ IFRS and $(2)$ U$.$S$.$ GAAP?