Brief facts, relevant for the decision of the present case are that the petitioners are regular employees of the B.P.S. Mahila Vishwavidyalaya (University), Khanpur Kalan, District Sonepat, and were appointed as driver and conductor respectively in BPSM Girls College a constituent institution of respondent No.2 University. Initially they were appointed as driver and conductor in the said College vide letter dated 30.7.2001 and 29.7.2002 respectively on regular basis on regular pay scale vide appointments letter Annexures P1 & P2. Their services were terminated and they approached the Labour Court challenging the termination. They were reinstated during pendency of their case on 20.7.2006 though formal letter was issued on 23.8.2006 on the condition that they would withdraw their case and will not claim wages of the gap period. The petitioners withdrew their cases on 14.3.2007 stating that they were serving again w.e.f. 20.7.2006. Meanwhile, the University B.P.S. Mahila Vishwavidyalaya (University), Khanpur Kalan, District Sonepat, (hereinafter referred to as 'Mahila University') was established by a State Act on 18.8.2006 which included the College in which the petitioners were serving. Correspondence was