S. 80P : Co-operative societies-Certificate issued by Registrar of Co-Operative Societies is not binding on AO–Interest on investments with Co-Operative Banks-AO is to follow law laid down by full bench of Kerala High Court in Mavilayi Service Co-Operative Bank Ltd. v. CIT (2019) 414 ITR 67 (FB) (Ker.)(HC) [S.80P(2)(4)]