The total amount of land value increment as referred to under Article 31 of the Act, if acquired by inheritance, shall be determined according to the amount of the declared transfer value in excess of the assessed present value upon death of the decedent when ownership is transfered or dien right established. In the event of any of the following with the inheritied land, the total amount of land value increment shall be determined according to the following:
1. For lands whose owners died before the first land value assigned , the land value assignation in 1964 shall be used as basis. Where said land already underwent land value assigned according to the Land Act prior to 1964, or only underwent land value assigned after 1964, the first land value assigned shall be used as basis.
2. For lands whose owners have declared supplementary estate tax during the period from 8 February of 1973 to 30 June of 1976 according to the provisions under Article 57 of the then Estate and Gift Tax Act or according to the regulations on supplementary estate tax declaration time limit and procedure, and have filed the supplementary inheritance registration with the land administration authority prior to 31 December of 1976, the assessed present value upon receipt of the supplementary land inheritance registration shall be used as basis. 
3. For lands whose owners have declared supplementary estate tax during the period from 8 February of 1973 to 30 June of 1976 according to the provisions under Article 57 of the then Estate and Gift Tax Act or according to the regulations on supplementary estate tax declaration time limit and procedure, and have filed the supplementary inheritance registration with the land administration authority after 1 January of 1977, the assessed present value upon receipt of supplementary estate tax declaration shall be used as basis.