Nidhis: Central Government may exempt or modify Companies Act provisions for Nidhis by notification, subject to parliamentary scrutiny. Section 406 empowers the Central Government to declare a company a Nidhi or Mutual Benefit Society by notification and to exempt specified provisions of the Companies Act or apply them with exceptions, modifications and adaptations; draft notifications must be laid before both Houses of Parliament for thirty days, subject to disallowance or modification by both Houses, with prorogation or adjournments over four consecutive days excluded from the thirty-day reckoning, and issued notifications must be laid before both Houses after issuance.