India then faced the Australian team in the Eastern Zone final and Jasjit was chosen ahead of Anand Amritraj to play the first singles rubber.

[1] In front of a Calcutta crowd, Singh managed to beat his Australian opponent Bob Giltinan in four sets, to give India a 1–0 lead.

[1] He was unable to beat Alexander, but India won the tie 3–2 after Vijay Amritraj defeated Giltinan in the deciding match.

In 1973 he played on the ILTF European Circuit where he reached the finals of the Trofeo La Moraleja in Madrid losing to Ian Fletcher.

On the Grand Prix tennis circuit he made quarter-finals at Argentina International Championships in Buenos Aires in 1972 and at his home event in New Delhi in 1973.