Infrastructure requirements for SEZs mandate uninterrupted power, secure data connectivity, central air-conditioning and ready plug-and-play facilities. The amendment substitutes rule 5A to require that Special Economic Zones relating to information technology, biotechnology, research and development, fabless semiconductor industry and electronic manufacturing services ensure twenty-four hours uninterrupted power supply at stable frequency, reliable connectivity for uninterrupted and secure data transmission, provision for central air-conditioning system, and a ready-to-use, furnished plug-and-pay facility for end users.