Go this link: https://services.gst.gov.in/services/searchtp.
Enter the GST number shown in the bill. If GST number is not typed anywhere in the bill, you did need to pay extra money for taxes. It is mandatory for hotels and restaurants to add GST Number in the bill.
Type the Captcha.
You will following details of GST registration of the Restaurant.
I have searched Google GST Number and I have received the following details.
GSTIN/UIN: 06AACCG0527D1Z8
Legal Name of Business: GOOGLE INDIA PRIVATE LIMTED
Centre Jurisdiction: NA
State Jurisdiction: Gurgaon (East) Ward 2
Date of registration: 01/07/2017
Constitution of Business: Private Limited Company
Taxpayer Type: Regular
GSTIN / UIN Status: Active pending Verification
If you seen such information, pay taxes adding to the total MRP or total price of the food. If the taxes are shown extra to total bill, then do not need to pay as it is illegal practice.
Read More: How To Verify GST Bill For Meals From Hotels And Restaurants