SALES PATENT- LANDS FOR RESIDENTIAL, COMMERCIAL, OR INDUSTRIAL PURPOSE
> The disposition of lands which are intended for residential, commercial, or industrial purposes is governed by Chapter 9 of the Public Land Act
> Lands under this chapter are classified as:
o Lands reclaimed by the government by dredging, filling or other means
o Foreshore
o Marshy lands or lands covered with water bordering on the shores or banks of navigable lakes or rivers
o Lands not included in any of the foregoing classes
> The first two shall be disposed of by lease only
> The last two may be sold with the condition that the purchaser shall make improvements of a permanent character appropriate for the purpose for which the land is purchased within 18 months from the date of the award
> The lease or sale shall be made through oral bidding, and adjudication shall be made to the highest bidder
> However, where an applicant has made improvements on the land by virtue of a permit issued to him by a competent authority, the sale or lease shall be made by sealed bidding as prescribed by Section 26 of the Public Land Act
> Section 60 expressly requires congressional authority before lands under Section 59 which the government had previously transferred to government units or entities could be sold to private parties