Section 21(6)(ix) in The National Trust For Welfare Of Persons With Autism, Cerebral Palsy, Mental Retardation And Multiple Disabilities Rules, 2000
(ix)to appoint or employ temporarily or permanently any person or persons that may be required for the purposes of the Trust and to pay them in return for services rendered to the society, salaries, wages, honorarium, fees, gratuities, provident funds and pensions provided that prior approval of the Central Government is obtained in this behalf;