Pub. L. 90-206, tit. I, sec. 101
first-class mail
first-class mail Sec. 101. (a) Sections 4252 and 4253 of title 39, United States Code, are amended to read as follows: “§ 4252. Size and weight limits “The maximum size of first-class mail is one hundred inches in length and girth combined and the maximum weight is seventy pounds. “§ 4253. Postage rates on first-class mail “(a) Postage on first-class mail is computed separately on each letter or piece of mail. Except as otherwise provided in this section, the rate of postage on first-class mail weighing thirteen ounces or less is 6 cents for each ounce or fraction of an ounce. “(b) First-class mail weighing more than thirteen ounces shall be mailed at the rates of postage established by section 4303(d) of this title and shall be entitled to the most expeditious handling and transportation practicable. “(c) The rate of postage for each single postal card and for each portion of a double postal card, including the cost of manufacture, and for each post card and the initial portion of each double post card conforming to section 4251(c) of this title is 5 cents. “(d) The rate of postage on business reply mail is the regular rate prescribed in this section, together with an additional charge thereon 81 Stat. 614of 2 cents for each piece weighing two ounces or less and 5 cents for each niece weighing more than two ounces. The postage and charge shall be collected on delivery.”. (b) Section 4251(a) of title 39, United States Code, is amended by striking out “and (4)” and inserting in lieu thereof “(4) bills and statements of account, and (5)”. (c) Subsection (d) of section 4251 of title 39, United States Code, relating to the definition of drop letters, is repealed. (d) The table of contents of chapter 59 of title 39, United States Code, is amended by striking out— “4252. Weight limit.”. and inserting in lieu thereof— “4252. Size and weight limits.”.