Section 81 Production sharing contracts.F1 United Kingdom Repealed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Annotations Textual amendments F1 S. 81 repealed (22.3.2001 with effect as mentioned in s. 579(1) of the amending Act) by 2001 c. 2, ss, 579, 580, Sch. 4 (with Sch. 3) ← Section 80 Section 81 Section 82 →