(1), the Secretary may provide additional technical assistance to the subgrantee to assist the subgrantee in administering and expediting the delivery of funds, including by detailing an employee of the Department of Housing and Urban Development to work with the subgrantee. (5) Notice A subgrantee described in paragraph (1) shall notify the covered grantee of its intent to become a subgrantee. (6) Assuming duties of subgrantee If a subgrantee described in paragraph (1) fails to expend funds in a reasonable timeframe, the Secretary or the covered grantee may assume the duties of the subgrantee to administer recovery funding, provided that the subgrantee is given adequate notice and an opportunity to remedy the slow expenditure of funds. (7) Community recovery support systems (A) In general At the request of any covered grantee or any subgrantee described in paragraph (1), the Secretary shall designate and deploy community recovery support teams to provide the technical assistance and capacity building described in paragraph (2). (B) Composition Each community recovery support team deployed under subparagraph (A) shall consist of employees of the regional offices of the Department of Housing and Urban Development with expertise in disaster relief assistance provided under this title. (C) Training The Secretary may provide additional employee training as needed to fulfill the requirements of this paragraph. (8) Regulations The Secretary shall promulgate regulations to carry out this subsection. 124. Community Development Block Grant Disaster Recovery Reserve Fund (a) Establishment There is established in the Treasury of the United States an account to be known as the Community Development Block Grant Disaster Recovery Reserve Fund (in this section referred to as the Fund ). (b) Amounts (1) In general There are authorized to be appropriated to the Fund such sums as may be necessary to carry out the activities authorized under this Act, to remain available until expended, except that not more than $50,000,000 is