(ii) The number of times a prisoner shall be allowed to donate blood and earn remission therefore shall be in accordance with the Table II below:TABLE-II Period of imprisonment Nature of imprisonment 1 month upto 6 months Simple/rigorous --or in lieu of fine. Simple or months rigorous or in lieu of fine. Exceeding 6 months upto 5 years. Interval permissible between each donation Exceeding 5 Rigorous years and above. months 2. Extent of donation Once only. Six Three times. Six Four times. In rule 212 for sub-rule (i) the following sub-rule shall be substituted vide Notification No 3/23-SO-Prs-ll-HD/87. dt. 18.7.1988 Govt. of the Punjab, Home Department. (iii) Remission granted under this rule:- (a) is not liable to forfeiture, like ordinary remission, and (b) shall be exclusive of the limit of one third remission prescribed under rule 217. Remission to sterilization. a prisoner who undergoes surgical Rule213. -A prisoner who voluntarily undergoes surgical sterilisation (vasectomies tuberligation) shall be awarded thirty days special remission. He shall also be allowed to receive a monetary award (if any) from the Family Welfare Department. Special remission. Rule214. Special remission may be given to any prisoner, whether entitled to ordinary remission or not, for special services such as:(i) 80 marked diligence in teaching other prisoners to read and write"