How many years can you go without filing taxes?

The taxes have to be filed for every financial year, within the due date given by the tax authorities, if not, there will be a penalty and a fine will be imposed on the taxpayer. You can read about the Black Money, Tax-Evasion & Tax-Avoidance in the given link.

Further readings:

1. Double Taxation Avoidance Agreements (DTAA) – Countries Involved, Income Tax Provisions
2. UPSC Mains General Studies Paper-III Strategy, Syllabus & Structure