Milestone
RIHS Historical Milestones
| Year | Event |
| January 1974 | Birth of Health School, Thimphu |
| March 1974 | Introduced Health Assistant Training |
| July 1974 | Introduced Basic Health Worker Training |
| February 1975 | Introduced Auxiliary Nurse Midwife Training |
| January 1977 | Completion of the Boys Hostel construction under UNICEF funding |
| March 1978 | Formalization of Assistant Nurse Training |
| March 1981 | Introduced X-ray Technician Training |
| July 1982 | Introduced General Nurse Midwife Training |
| March 1983 | Introduced Pharmacy Technician Training |
| July 1983 | Publication of MIRROR (RIHS Journal) |
| September 1983 | Introduced District Health Supervisory Training |
| March 1984 | Introduced Laboratory Technician and Dental Hygienist Training |
| March 1986 | Introduced Dental Technician and Physiotherapy Training |
| March 1987 | Introduced BHW up-gradation Training |
| July 1989 | Completion of the new Institute Complex under UNICEF funding |
| September 1989 | Up-graded as the Royal Institute of Health Sciences |
| March 1992 | Introduced Public Health Laboratory Technician Training |
| March 1994 | Introduced attachment training for Assistant Nurse and Technician |
| January 1995 | Introduced Training of Assistant Clinical Officer |
| July 1997 | Completion of the Library and In-service Training Hostel under DANIDA funding |
| March 1998 | Introduced Malaria Technician Training |
| July 1998 | Introduced Operation Theatre Technician Training |
| September 1998 | Received WHO Primary Health Care Award |
| July 1999 | Silver Jubilee Celebration |
| July 1999 | Establishment of Computer Lab |
| October 1999 | RIHS Impact Evaluation |
| December 1999 |
Received Award of Recognition for 15 years of Service from the Hon'ble Minister of Health & Education |
| February 2001 | Introduction of Bachelor of Nursing Conversion program for GNM |
| March 2002 | Shifted to new hostel complex |
| February 2003 | Graduation of 1st batch Bachelor of Nursing |
| July 2003 | Introduced Orthopaedic and ENT Technician Training |
| June 2003 | Affiliated with Royal University of Bhutan |
| July 2005 | Introduced Technical Nurse Training |
| January 2008 | Introduced ADHO |
| October 2010 | Introduced RIHS website |
| April 2010 | Introduced Bachelors in Public health |
| 8th -10th March 2011 | Validation of Bsc. Nursing and Midwifery programme |
| Ist July 2011 | RIHS along with RUB becomes autonomous |