BIHAR: India's revenue earnings from income tax and corporate tax are likely to register an increase of 100 per cent this year over the last fiscal year, largely due to the measures announced in the budget, Union finance minister, Yashwant Sinha, said here today."We expect the revenue from income tax and corporate tax to double this year following announcement of tax compliance measures by us," Sinha told a press conference here. Sinha claimed that the measures had already started showing results.