Essentials—Provisions of Sections 21 and 25 of Control of Narcotic Substances Act are althorns violent exception to universal principle of law on question of search of any building, enclosure etc., yet judicial emphasis has long been that to give credibility to search and recovery made by Police Officer association of respectable persons from locality in not an un-essential formality–Necessary implication emanating from combined reading of provisions of Sections 20, 21 and 25 of Control of Narcotic Substances Act is that no free licence/authority to Police Officer has been given to conduct search in private buildings like residential, according to his own whims and wishes–Such actions of Police Officer are definitely controlled by check and balance system provided therein and such officer has to remain within ambit of those provisions otherwise, his actions would attract mischief of irregularity to his such proceedings