GST Impact on Salary: Since its inception, the GST has had to go through regular periodic reviews and changes. In a diverse demographic country like India with a minuscule formal sector, the new indirect tax regime was bound to be met with frowning as well as surprised eyes. Touted as the necessary bitter medicine for the indirect tax dependent Indian Economy, there were concerns that GST will also affect the reimbursements availed by working salaried professionals.