Online filing of tax returns in India jumped 80 per cent to 91.57 lakh in 2010-11 and is projected to zoom to to 7.5 crore in five years, according to an online service portal.

SNK ETax Solutions Chairman Sanjay N Kapadiaa said in 2010-11, the number of tax returns filed was 4.4 crore, compared to 3.40 crore in the previous fiscal.

Online tax filing in 2010-11 was 91.57 lakh, compared to 51.06 lakh in 2009-10.

"With the acceptance of digitisation across India, SNK ETax has estimated that tax filing will be doubled to 10 crore in the year 2015-16, out of which more than 7.5 crore will be filed online," Kapadiaa told a news conference.

SNK ETax Solutions Ltd, a company offering solutions to companies and individuals on taxation, corporate laws and assurance services, today announced the launch of taxsum.com, a tax filing portal that caters to all categories of tax filing audiences.

The company said the portal is compatible to file taxes in categories rangin from ITR 1 to ITR 6, offering a multi-language, user-friendly experience and a complete solution for computing and filing tax returns online.

"Taxsum.com becomes India's only tax returns filing portal offering browser-based digital signatures and enabling filing of ITR-1 through mobile phones," Kapadiaa said.

Online filing of IT returns would be charged only Rs 189, he said.