Written test for recruitment of police constables would be held on July 27 at Chaitanya Bharathi Institute of Technology, Narsingi, from 9 a.m. to 12 noon. Candidates appearing for the examination should submit required certificates at the Cyberabad Police Commissioner’s Office at Gachibowli before July 22. Backward Class candidates have to get their caste certificates attested by respective Tahasildars.