Section 4(3)(g) in The Standard of Weights and Measures (Approval of Models) Rules, 1987
(g)[ whether they have the certificate issued by the National Accreditation Board of Laboratories (NABL) in the parameter/field in which model test is proposed to be undertaken.] [ Inserted by G.S.R. 492(E), dated 24-5-2000 (w.e.f. 8-8-2000).]