the headings Department of the Interior—Department-Wide Programs—Wildland Fire Management and Department of Agriculture—Forest Service—Wildland Fire Management for wildfire suppression operations in the fiscal year in which such amounts are transferred: Provided further, That amounts may be transferred to the Wildland Fire Management accounts in the Department of the Interior or the Department of Agriculture only upon the notification of the House and Senate Committees on Appropriations that all wildfire suppression operations funds appropriated under that heading in this and prior appropriations Acts to the agency to which the funds will be transferred will be obligated within 30 days: Provided further, That the transfer authority provided under this heading is in addition to any other transfer authority provided by law: Provided further, That, in determining whether all wildfire suppression operations funds appropriated under the heading Wildland Fire Management in this and prior appropriations Acts to either the Department of Agriculture or the Department of the Interior will be obligated within 30 days pursuant to the preceding proviso, any funds transferred or permitted to be transferred pursuant to any other transfer authority provided by law shall be excluded. COMMUNICATIONS SITE ADMINISTRATION (INCLUDING TRANSFER OF FUNDS) For necessary expenses of communications site administration, $2,000,000, to remain available until expended, to be deposited in the special account established by section 8705(f)(1) of the Agriculture Improvement Act of 2018 ( Public Law 115–334 ): Provided, That amounts collected in this fiscal year pursuant to section 8705(f)(2) of such Act shall be deposited in the special account established by section 8705(f)(1) of such Act, shall be available to cover the costs described in subsection (c)(3) of such section of such Act, and shall remain available until expended: Provided further, That amounts made available under this heading shall be transferred to the National Forest System