You can apply for the Post of Sub-Inspector of Police in the Sri Lanka Police Department, directly to the State Intelligence Service.
Basic Qualifications :–
(a) Age Limit.– between 18 and 28 years
(b) Educational Qualifications :–
* Passed the G. C. E. (O/L) Examination in 06 subjects at one sitting with credit passes in 04 subjects which 02 should be medium language and mathematics. * Passed at least 03 subjects at one sitting at the G. C. E. (A/L) Examination.
(c) Physical Height – 05 feet, 06 inches (minimum) Chest 32 inches (normal deflated).
For details: Visit Sri Lanka Police recruitment section. http://www.police.lk/index.php/library/89
or check PART I : SEC. (IIA) – GAZETTE OF THE DEMOCRATIC SOCIALIST REPUBLIC OF SRI LANKA – 30.04.2010