Tomar also indicated that the government will not repeal the laws.
Attorney General K K Venugopal, appearing for the Centre, said that 'Khalistanis' have infiltrated the protest and he will file an affidavit along with the necessary inputs of the intelligence bureau (IB).
'Mann's decision is a welcome move. The other three members of the panel, who have shown pro-new farm laws stance should also follow Mann's suit'
The letter by Singh, who is camping at the Dalit Prerna Sthal in Noida along with his faction members since December 2, came as protestors marked the birth anniversary of former prime minister and farmers' leader Chaudhary Charan Singh.
The country's annadatas have made "arrogance bow its head" through satyagraha, Congress leader Rahul Gandhi said on Friday and described the Centre's decision to repeal the farm laws as a "victory against injustice".
He asserted that the government purchase of farm produce will remain, adding that the mechanism of minimum support price will continue in the same way it always has.
Pawar will be accompanied by Communist Party of India-Marxist leader Sitaram Yechury, Communist Party of India leader D Raja and Dravida Munnetra Kazhagam MP T R Baalu.
The government's ninth round of negotiations with protesting farmer unions will take place as scheduled on Friday and the Centre is hopeful of positive discussions, Agriculture Minister Narendra Singh Tomar said on Thursday.
The application, filed through advocate AP Singh, said, "The Acts were passed hastily without adequate discussion... Inherent weaknesses of the agricultural sector cannot be addressed by way of monetization of farmers."
Rajnath also attacked the Congress for the burning of a tractor by protesters from their youth wing.
Tomar discussed with Singh 'all possible options' to find a 'middle path' to resolve the crisis, sources added. Singh, who served as agriculture minister in the erstwhile Atal Bihari Vajpayee cabinet, has emerged as a key troubleshooter and is working mostly behind the scenes on this issue.
November 26 would mark one year of the ongoing farmers' protests at Delhi's border points of Singhu, Tikri and Ghazipur.
With farmers firm on their demand about repealing of the three agriculture laws passed by the Centre, their protest entered the 20th day on Tuesday with demonstrations continuing on Sant Nirankari Samagam ground in Burari on the outskirts of Delhi and at various border points.
The government and farmer unions have held 11 rounds of talks so far, the last being on January 22, to break the deadlock and end the farmers' protest. Talks have not resumed following widespread violence during a tractor rally by protesting farmers on January 26.
Punjab Chief Minister Charanjit Singh Channi on Friday announced to provide Rs 2 lakh as compensation to 83 people arrested by Delhi Police for carrying out a tractor rally in the national capital on January 26.
He also urged people demonstrating against the laws across the country to observe a day-long hunger strike at their respective protest sites.
As farmers continue their protests demanding repealing of the three new laws, Kumar also emphasised that continued negotiations with protesting farmers is of course the way forward.
"A full repeal of three central farm laws and enacting legislation for remunerative minimum support price for all farmers were reiterated as the pending demands of the movement," said the release signed by Krantikari Kisan Union leader Darshan Pal.
The Bhartiya Kisan Union Lokshakti said the principle of natural justice is going to be violated as those appointed to the four-member committee 'have already supported these laws'.
BKU (Bhanu) president Thakur Bhanu Pratap Singh told reporters he was deeply pained by whatever happened during the tractor parade in Delhi on Republic Day.
Amid the ongoing farmers protest at the Delhi borders, Congress General Secretary Priyanka Gandhi Vadra is set to attend kisan mahapanchayat in Uttar Pradesh's Saharanpur district on Wednesday.
The farmers threatened to intensify their agitation and block more roads if the government did not accept their demand.
Farmers protesting the Centre's three farm laws on Saturday blocked the six-lane Kundli-Manesar-Palwal (KMP) Expressway at some places in Haryana to mark the completion of 100 days of their agitation at the Delhi borders.
Thousands of farmers, mainly from Punjab and Haryana, are protesting at various borders of the national capital for more than a month against the laws and are demanding that these be repealed.
The President's assent to these bills comes amid the Opposition criticising the manner in which they were passed in Parliament.
"We are here to oppose Modi's 'Mann Ki Baat'. We are registering this protest because the prime minister only says what he has to without listening to the voice of the people," Chaduni said during the protest.
A three-judge bench headed by Chief Justice of India Sharad Arvind Bobde will hear the application on January 18 along with pleas raising the issue of farmers protesting at Delhi borders.
The ten trade unions are National Trades Union Congress, All India Trade Union Congress, Hind Mazdoor Sabha, Centre of Indian Trade Unions, All India United Trade Union Centre, Trade Union Coordination Centre, Self Employed Women's Association, All India Central Council of Trade Unions, Labour Progressive Federation and United Trade Union Congress.
The Supreme Court on Wednesday directed that the petition challenging the constitutional validity of the farm laws will be tagged with other similar matters pending before it.
"Democracy has been shamed by the manner in which the government passed death warrants against farmers in the form of two farm bills in Rajya Sabha," he tweeted.
They said that they will completely block the Chilla Border between Delhi and Noida on Wednesday to press for their demands, adding that farmer unions are not running away from negotiation, but the government has to pay heed to their demands and come forward with concrete proposals.
'The cabinet approval is a logical step. It doesn't hold any more significance than what we have already stated on November 19.'
'If the government wants to see our strength, we will show them'
Scores of protesting farmers from Punjab and Haryana on Saturday took out protest marches against the Centre's three farm laws even as police used a water cannon to disperse cultivators as they broke barricades at the Chandigarh-Mohali border.
Hundreds of farmers, chiefly from Punjab, Haryana and Uttar Pradesh, continue to encamp Singhu, Tikri and Ghazipur border points of Delhi despite "a few" of them being removed after testing positive for COVID-19 and some symptomatic protesters undergoing medication.
The move comes after the Punjab assembly earlier this month adopted a resolution against the farm laws and unanimously passed four bills to counter the Centre's contentious legislations.
The new bill will now be introduced in the Lok Sabha for passage in the upcoming Winter session of Parliament beginning November 29.
Uttam Ghosh asks if the hasty manner in which the farm bills were passed means another strike against democracy in a nation which prides itself as the most populous democracy in the world.
Opposition parties, when they were in power, were in favour of these farm sector reforms, but did not take any decision back then, Modi said.
In an application filed through the Delhi Police, the Centre has said that it has come to the knowledge of the security agencies that a small group of protesting individuals or organisations have planned to carry out a tractor march on Republic Day.