"This betrays parochial, partisan and narrow-minded thinking of the ruling party leadership at the Centre as the Prime Minister represents the nation and not a particular political party.
"It is just more than the moral duty to observe the days associated with such towering national personalities," he said in a statement here.
Bajwa, however, appreciated Modi government for remembering Sardar Vallabhbhai Patel.
Ignoring of the anniversary of Indira just cannot be condoned as she symbolised unity and integrity of the country, he added.
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Bajwa said BJP had been associated with sectarian approach but the vast and diverse country like India could not be governed with such prejudiced thinking.
He said the BJP might have gained electorally but the party leaders could not take the support of the people for guaranteed for all time to come and they would have to answerable about their acts of omission and commission.
He said this approach of the Modi government was unprecedented as no government at the centre had earlier ignored this day.
The Modi government was setting up wrong and unhealthy precedents for the polity of this country, he added.
Meanwhile, to commemorate the 30th Martyrdom Anniversary of Indira, Sankalp Divas was observed at Punjab Congress Bhawan, here.
Floral tributes were offered at the portrait of Indira by several party leaders from the state on the occasion.