Residential builders or contractors construed

"Residential builder" or "residential maintenance and alteration contractor" shall be construed to mean any person, firm or corporation who, for a fixed sum, price, percentage, consideration or other compensation other than wages, contracts with another for the erection, construction, repair, replacement, alteration or addition to, subtraction from or demolition of a residential or residential-commercial combination building. Acts 1963, ch. 317, § 2; T.C.A., § 6-736. "Residential builder" or "residential maintenance and alteration contractor" shall be construed to mean any person, firm or corporation who, for a fixed sum, price, percentage, consideration or other compensation other than wages, contracts with another for the erection, construction, repair, replacement, alteration or addition to, subtraction from or demolition of a residential or residential-commercial combination building. Acts 1963, ch. 317, § 2; T.C.A., § 6-736.