2023
Letter No.	Date			Subject
2017/Sig/WP/Works Progress/1		18.05.2023	Gazette Notification for exemption in “The Railway Act 1989’-Dispensation of CRS sanction for identified siganlling works.
2022
2021/Sig/WP/Action Plan	14.06.2022			Guidelines for provision of Automatic Signalling on Indian Railways
2021/Sig/WP/Targets	15.07.2022			Automatic Signalling works on Indian Railways
2017/Sig/WP Progress/1	23.11.2022			Works to be sanctioned within the Railway powers.
2022/Sig/33/01/SEM/Misc	29.11.2022			Inter Signal Distance in Automatic Signal Territory.
2021
2014/Sig/ATP/IR	18.02.2021			Approved scheme for TCAS & Automatic Signalling.
2018
2017/Sig/2/CRS-CCRS/Misc.	04.01.2018			Provision of ‘AG’ Marker in Automatic Signaling territory- inclusion in GR.
2017
2017/Sig/2/A/ ECoR	20.01.2017			CRS Recommendations Reg. Rear end collision on 29.09.2016 of Train no. 78408 Bhubneswar- Bhadrak DMU Passenger with Brake Van of Goods train No. E/DKE/BCN at km 410/12-14 between Baranga (BRAG) and Cuttack (CTC) station of East Cost Railway, Bhubaneswar
2010
2010/Sig/Semi-Automatic.	18.08.2010			Converting one Automatic Signal between two stations to Semi Automatic Signal in Automatic Block Signalling (ABS) territory for enhancing Level of Safety during Fog & other exigencies.
2010/Sig/Semi-Automatic	14/16.12.2010			Converting one Automatic Signal between two stations to Semi Automatic Signal in Automatic Block Signalling (ABS) territory for enhancing level of Safety during Fog and other exigencies.
2005
2005/Sig/LX/2		16.02.2005	Execution of sanctioned works of Continuous track Circuiting with Automatic Block Signalling.