The MP from Hyderabad said that by interfering in the Muslim Personal Law, the government was trying to show that Muslims were second class citizens.
Stating that pluralism and diversity were the strengths and beauty of India, he said any attempt to destroy secularism would weaken the country.
Owaisi was addressing a public meeting organized by All India Muslim Personal Law Board (AIMPLB) to oppose UCC. The meeting began at 8 p.m. on Wednesday and continued well past midnight.
Leaders of all sects of Muslims and various schools of Islamic thought addressed the meeting attended by thousands of people including women.
The speakers made it clear that Muslims would never tolerate any attempt to interfere in Muslim Personal Law.
Owaisi ridiculed the affidavit filed by the central government in the Supreme Court and said that by comparing Indian Muslims with the Muslims of Pakistan and other countries, the government had insulted not just Indian Muslims but the entire country.
He pointed out that Pakistan was not a functional democracy while other countries mentioned in the affidavit have either monarchies or were no comparison to India.
The MP dared the government to scrap the special status enjoyed by states like Mizoram and Nagaland and abolish the marriage laws of Goa.
He wanted to know if the government, by bringing the UCC, would extend tax rebate enjoyed by Hindu undivided families to Muslims.
Criticising Prime Minister Narendra Modi for raising religious slogans during the Dussehra programme, the MP said no Indian Prime Minister in the past had raised such a slogan.
Stating that there were 16 Directive Principles of the Constitution, he wondered why the government was bothered only about the UCC and cow slaughter.