Can men wax the hair on their chest and back?

Answer:

(Fatwa: 916886=D/1429)

One is not ordered to cut the hair of chest and back, it is improper to shave it. Yes it it is lawful if needed. (Fatawa Aalamgiri: 5/358)

Allah (Subhana Wa Ta’ala) knows Best

Darul Ifta,
Darul Uloom Deoband