RS 9:1904 General rule
D. RULES GOVERNING WHEN MEMBERS OF ONE CLASS ARE
BENEFICIARIES OF INCOME AND MEMBERS OF A
DIFFERENT CLASS ARE BENEFICIARIES OF PRINCIPAL
§1904. General rule
If the members of one class of the settlor's children or grandchildren are designated beneficiaries of income and members of a different class of his children or grandchildren are designated as beneficiaries of principal, the class of beneficiaries of income shall be governed by R.S. 9:1899 through 9:1901 and the class of beneficiaries of principal shall be governed by R.S. 9:1902 and 9:1903.