Once three officers reached inside, they opened the gates to allow other team members waiting outside.
Apart from them, Chidambaram's wife -- Nalini -- has been chargesheeted by the CBI in the Saradha chit-fund scam for allegedly accepting a bribe of Rs 1.4 crore.
Karti contended that the lookout circular was part of the Centre's 'political vendetta'.
The CBI and the ED said that new material has been recovered which needs to be collated.
The trial court had earlier said that the allegations against Chidambaram were found serious, therefore, he was remanded to police custody.
Chidambaram pitched for greater autonomy for the restive Jammu and Kashmir yet again on Sunday, drawing stinging criticism from the Bharatiya Janata Party, with Union minister Smriti Irani calling it "shocking and shameful".
The court directed Chidambaram to cooperate with the ED's investigation.
Special Judge O P Saini issued notice to the agency and sought its response by October 8.
Union Minister Farooq Abdullah on Friday said he will approach court and give "answer" to Delhi Chief Minister Arvind Kejriwal for mentioning his name in his list of "corrupt" politicians.
Chidambaram showed a total income of Rs 8.58 crore for 2014-15, while his wife Nalini showed income of Rs 1.25 crore for the same period.
The probe agency made the submission in an affidavit filed before Justice A K Pathak, who listed the matter for hearing on August 1 and extended till then the interim protection against arrest granted to Chidambaram on May 31.
In his petition, Karti contended that the July 18 circular had been issued arbitrarily and without jurisdiction by the Foreigner Regional Registration Officer and The Bureau of Immigration under the Union home ministry at the behest of different agencies to prevent him from travelling abroad.
'(The) PM has surrendered Indian territory to Chinese aggression. If the land was Chinese: Why were our soldiers killed? Where were they killed,' he asked on Twitter, tagging the prime minister's remark.
In the wake of stiff opposition, Prime Minister Manmohan Singh is unlikely to attend the Commonwealth Heads of Government Meeting in Sri Lanka.
The two-day media conclave of Congress will begin in New Delhi on Monday seeking to tone up its communication strategy in states and propagate UPA's achievements among the masses ahead of the next General elections.
A bench comprising Chief Justice J S Khehar and Justice D Y Chandrachud allowed Karti to be accompanied by a lawyer at the CBI headquarters during the questioning.
'We, as a nation, must rise up and refuse to be silent spectators to the death of democracy. We stand with P Chidambaram and reiterate our unwavering belief in his innocence'
With the Congress gunning for Smriti Irani with a privilege Motion, the BJP hit back by pressing for similar action against Jyotiraditya Scindia.
He also said he does not want any other member of the Gandhi family to succeed him, virtually ruling out Priyanka as well for the top party position.
Karti and Mukerjea were brought face-to-face and questioned by the CBI team for about four hours.
He has already been subjected to custodial interrogation by the CBI for eight days since his arrest on August 21, after the Delhi high court on August 20 dismissed his anticipatory bail plea.
'Work will now be basically file movements from one desk to another as both the government and the agency would not like to antagonise the court.'
The two-day media workshop of the Congress began on Monday with Rahul Gandhi emphasising on the need to tone up the party's communication strategy and to institutionalise a framework for it in all states ahead of the Lok Sabha elections.
Several newly elected MLAs including Navjot Singh Sidhu, Manpreet Singh Badal, Brahm Mohindra, Tript Rajinder Singh Bajwa, Rana Gurjit Singh, Pargat Singh, Razia Sultana, O P Soni are in the race for becoming ministers, party sources said.
Chidambaram mocked her with a tongue-in-cheek tweet.
Amid the political controversy over India's participation in the Commonwealth Heads of Government meet in Sri Lanka, the Congress top brass on Friday met to take a call on whether Prime Minister Manmohan Singh should attend the event.
The oath taking took place as the House witnessed a virtual slogan-shouting contest between treasury and opposition benches.
The agency recorded his statement under the Prevention of Money Laundering Act with some specific queries on the circumstances and procedures adopted by the now-defunct Foreign Investment Promotion Board while giving approval to the Aircel-Maxis deal during his tenure.
This is the second time the former finance minister has got relief from arrest.
Leaders from the Opposition celebrated after the BJP strong man resigned on the floor of the assembly.
Two state ministers have also come out in the open to demand a detailed assessment by the top leadership.
The Congress chief spoke to the students on a host of issues, including demonetisation, job loss and his growth as a political leader.
Swaraj tore into the Congress, saying it had helped Bofors accused Ottavio Quattrocchi and Bhopal gas leak accused Warren Anderson flee from India.
Chidambaram has not been named as an accused in the FIR and the CBI is yet to file a chargesheet in the matter.
Union Minister P Chidambaram has opted out of the Lok Sabha election with the party on Thursday night nominating his son Karti from his constituency Sivaganga in Tamil Nadu while another Union Minister Ghulam Nabi Azad was brought as a candidate from Udhampur in Jammu and Kashmir.
The court allowed Karti to carry spectacles and medicines as per prescription subject to examination and approval by the jail doctor, but denied his request to carry toiletries, books, clothes and home food.
The road for the Opposition is full of 'ifs' and 'buts', reports Sunil Gatade.
The apex court, which stayed the Madras high court order putting on hold the look out circular issued by the Centre against Karti, repeatedly sought to know when he would make his appearance for questioning before the Central Bureau of Investigation.
The Association of Democratic Reforms in its lartest report has noted serious discrepancies between lump sum amount that political parties declared to have given to their candidates for election expenditure, and the actual amount received by the candidates. Vicky Nanjappa reports.
The truce, even if it is not permanence peace, will come under stress and test during the pending polls to rural local bodies in nine revenue districts and urban polls across the state, including those for 16 municipal corporations, starting with Chennai, the oldest and largest, says N Sathiya Moorthy.