SECTION 1. The first paragraph of Section one of Republic Act Numbered Twenty hundred seventy, as amended, is hereby further amended to read as follows:
"SECTION 1. Every resident of the Philippines twenty-one years of age or over, who upon earning an annual gross income in any given year of at least one thousand eight hundred pesos or upon acquiring real and/or personal property with a gross value (assessed value in case of real property) of not less than three thousand pesos, every guardian of minors and executor or administrator of estates and every corporation, joint stock company, partnership, joint account or association, whether domestic or resident foreign, shall file once on or before the fifteenth day of April in the case of individual and corporation using the calendar year or on or before the fifteenth day of the fourth month following the close of the fiscal year designated in the case of a corporation using the fiscal year with the collection agent in the city or municipality in form as the Commissioner of Internal Revenue, with approval of the Secretary of Finance, shall prescribe, charge to such resident, corporation, joint stock company, partnership, joint account or association a statement under oath showing: in the case of a corporation joint stock company, partnership, joint account or association: (1) name of the business or businesses engaged in, (2) form of organization, (3) name and nationality of president, (4) name and nationality of manager thereof and (5) list of stockholders, partners or members of association with their respective holdings; in the case of individuals: (1) name, (2) age, (3) sex, (4) nationality (if alien, the number of the Alien Registration Certificate) and aliases used, or authorized to be used, if any, (5) address, (6) occupation, (7) place of business, (8) wife's or husband's name, age, sex, occupation and place of business, and (9) the members of his family, age and sex; and in both cases: (1) real property owned, stating the nature, location and assessed value thereof, and the annual gross income therefrom during the preceding year, (2) property held under lease stating also the nature, location and assessed value thereof and the annual income during the preceding year, (3) businesses subject to tax giving the nature and location thereof and the annual gross receipts of earnings during the preceding year, (4) stocks in corporations or shares in partnerships or associations, (5) inventories of assets particularly machineries and buildings, merchandise on hand, unfinished goods and raw materials on hand, short-and-long-term receivables, and investments in stocks and bonds, (6) professions or occupations, stating the kind and location thereof and the annual salaries or gross receipts or earnings during the preceding year, and (7) personal properties except those worth less than five hundred pesos.
This statement shall be prepared in triplicate. One copy shall be retained by the collection agent who shall transmit the original and one copy of the statement to the Regional Director concerned, who shall in turn send the original to the Commissioner of Internal1 Revenue."