They have also suspended the issuance of permits to use tinted glasses in vehicles.
Inspector-General of Police, Alkali Usman, directed the moves to check rising wave of insecurity across the country.
Commissioner of Police in Rivers, Mr Eboka Friday, directed the enforcement in Rivers, according to a statement issued in Port Harcourt on Thursday by the Command’s Spokesman, SP Nnamdi Omoni.
“The command has started the retrieval of spy plate numbers from unauthorised users as well as suspended the issuance of new tinted glass permits.
“Members of the public, particularly residents of the state are expected to immediately re-adjust and comply with the directives, as machinery has been put in place to ensure total compliance.
“To this end, officers have been deployed in this regard, and they will be going round to monitor compliance,’’ he stated.
He added that the commissioner of police said: “officers are sternly warned to be courteous, polite and professional as well as by all means necessary, avoid acts inimical to the police force.
“Officers are expected to conduct themselves professionally in the discharge of this all-important national assignment aimed at strengthening our internal security,’’ (NAN)