Poultry Research Institute, Punjab Service Rules, 1980 (No. SORIII-1-31/78 dated 30th August, 1980)
- Amendment (No. SOR-III-1-31/78 dated 23rd January, 1985)
- Amendment (No. SOR.III-1-31/78 dated 22nd February, 1986)
- Amendment (No. SORIII-1-31/78 dated 6th March, 1987)
- Amendment (No. SOR.III.1-15/2001 dated 19th March, 2002)
- Amendment (No. SOR.III.1-8/91 dated 19th August, 2002)
- Amendment (No. SOR-III/1-10/2002 dated 23rd July, 2003)
- Amendment (No. SOR-III-1-13/2003 dated 3rd April, 2004)
- Amendment (No. SOR-III(S&GAD)2-75/2008 dated 18th February, 2011)
- Amendment (No. SOR-III(S&GAD)2-75/2008(P-I) dated 18th May, 2013)
- Amendment (No. SOR-III(S&GAD)2-75/2008 dated 4th January, 2016)
- Amendment (No. SOR-III(S&GAD)2-75/08(P) dated 20th February, 2017)