UR Problem - Service Tax Return?

Dear All,

I Have Found Many Queries asking the Same Question That While Filling Service Tax Return ST-3, If They Have to Pay Service Tax Under Reverse Charge Mechanism for GTA Service, then Which Notification Number & Serial Number to Put in Exemption & Abatement Column.

Exemption Column:-

Notification No. 30/2012-Service Tax , Serial Number 2

For Abatemnt Column:-

Notification No. 26/2012- Service Tax, Serial Number 7