Maternity benefit Act is applicable to all types of employees Casual, adhoc, contractual etc provided they have put in a service of 80 days in a year. The benefit of the Act is same for permanent and other employees. It was so held by CAT in case of Mrs. Anju Sharma vs The DDE (Vocational) on 14 March, 2011.Central Government extended the period of maternity leave from earlier 12 weeks to 180 days in 2008. You can check up what is the quantum of leave granted to permanent doctors and then referring the above mentioned case you can claim the same. It is law that your services can not be terminated on this ground.