Recommended Dose Limits by ICRP ( 1991)
1 . Effective (whole body) dose : -
OCCUPATIONAL - 20 mSv/yr avg over 5 yrs
PUBLIC - 1 mSv
2. Annual equivalent dose in
A.The lens of the eye
OCCUPATIONAL : 150 mSv
PUBLIC : 15 mSv
B. The skin
OCCUPATIONAL : 500 mSv
PUBLIC : 50 mSv
C. The hands and feet
OCCUPATIONAL : 500 mSv
PUBLIC : NONE
For pregnant radiation workers, total dose to the abdomen should not exceed 2 mSv during the entire duration of pregnancy.