Exemption to ammonia and synthesis gas: notification amendment adds specified Hazira industrial entities to the exemption list. Amendment under section 5A of the Central Excises and Salt Act, 1944 inserts S. No. 5 into the Table of Notification No. 415/86-Central Excises (15 September 1986), adding specified Hazira industrial entities to the exemption framework for ammonia and synthesis gas; effected by Notification No. 114/89-C.E., dated 12 April 1989.