List of GST Rate (Central/ Integrated/ Union Territory Tax Rate) Notifications issued by the CBIC in 2020, to change the tax rates under the CGST, IGST and UTGST Acts of 2017:

List of CBIC GST Rate Notifications 2020 (CGST/IGST/UTGST)
16/10/2020: Exemption for satellite launch services provided by ISRO, Antrix Corporation Ltd and New Space India Ltd (NSIL).
Central Tax Rate Notification 5/2020
Seeks to amend Central Tax Rate Notification 12/2017.
Integrated Tax Rate Notification 5/2020: Seeks to amend Integrated Tax Rate Notification 9/2017.
UT Tax Rate Notification 5/2020: Seeks to amend UT Tax Rate Notification 12/2017.
30/09/2020: Extension of exemption for services involving the transportation of goods by air or sea from a customs station of clearance in India to a location outside India from 01/10/2020 to 30/09/2021.
Central Tax Rate Notification 4/2020
Seeks to amend Central Tax Rate Notification 12/2017.
Integrated Tax Rate Notification 4/2020: Seeks to amend Integrated Tax Rate Notification 9/2017.
UT Tax Rate Notification 4/2020: Seeks to amend UT Tax Rate Notification 12/2017.
25/03/2020: Change in tax rates for certain goods w.e.f. 01/04/2020.
Central Tax Rate Notification 03/2020
Seeks to amend Central Tax Rate Notification 1/2017.
Integrated Tax Rate Notification 3/2020: Seeks to amend Integrated Tax Rate Notification 1/2017.
UT Tax Rate Notification 3/2020: Seeks to amend UT Tax Rate Notification 1/2017.
26/03/2020: Reduction in tax rate on Maintenance, Repair and Overhaul (MRO) services in respect of aircraft from 18% to 5% with full ITC, w.e.f. 01/04/2020.
Central Tax Rate Notification 02/2020
Seeks to amend Central Tax Rate Notification 11/2017.
Integrated Tax Rate Notification 2/2020Seeks to amend Integrated Tax Rate Notification 8/2017.
UT Tax Rate Notification 2/2020: Seeks to amend UT Tax Rate Notification 11/2017.
21/02/2020: Tax rate in respect of supply of lottery w.e.f. 01/03/2020 notified.
Central Tax Rate Notification 01/2020:
Seeks to amend Central Tax Rate Notification 1/2017.
Integrated Tax Rate Notification 1/2020Seeks to amend Integrated Tax Rate Notification 1/2017.
UT Tax Rate Notification 1/2020Seeks to amend UT Tax Rate Notification 1/2017.

CBIC Updates (GST)
GST Circulars, Notifications, Press Releases, Orders, etc. issued by the Central Board of Indirect Taxes & Customs (CBIC) in different years, along with Section-wise/ Rule-wise Text of GST Acts/ Rules:
CGST: CGST Act/ Definitions, CGST Rules, GST Forms
IGST: IGST Act/ Definitions, IGST Rules
UTGST: UTGST Act/ Definitions, UTGST Rules
CBIC Circulars (CGST/ IGST/ UTGST): 2023, 2022, 2021, 2020, 2019, 2018, 2017
CBIC GST Instructions: 2022, 2021, 2020, 2019, 2018, 2017
CBIC CGST Notifications: 2023, 2022, 2021, 2020, 2019, 2018, 2017
CBIC CGST Rate Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC IGST Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC IGST Rate Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC UT Tax/ UTGST Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC UT Tax/ UTGST Rate Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC Compensation Cess Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC Compensation Cess Rate Notifications: 2022, 2021, 2020, 2019, 2018, 2017
CBIC Orders (CGST/ IGST/ UTGST): 2023, 2022, 2021, 2020, 2019, 2018, 2017
CBIC Press Releases: 2020, 2019, 2018, 2017
Note: For Official/ updated copy, please visit the CBIC website.