The Central Vigilance Commission Act,2003
11. Power relating to inquiries
The Commission shall, while conducting any inquiry referred to in clauses (b) and (c) of sub-section (1) of section 8, have all the powers of a civil court trying a suit under the Code of Civil Procedure,1908 and in particular, in respect of the following matters, namely: (5 of 1908).
(a) summoning and enforcing the attendance of any person from any part of India and examining him on oath;
b) requiring the discovery and production of any document;
(c) receiving evidence on affidavits;
(d) requisitioning any public record or copy thereof from any court or office;
(e) issuing commissions for the examination of witnesses or other documents; and
(f) any other matter which may be prescribed.