; (bb) in the case of a request submitted in person, on the date on which the application form required to be used for making the request is delivered to the individual or at the location specified in the form for in-person submission; or (cc) in the case of a request submitted in any other manner, on the date determined under regulations promulgated by the Commission for the manner in which the request is made. (ii) Treatment of multiple forms If a State or local government requires the use of multiple forms for making an eligible facilities request, such forms shall be treated as a single form for purposes of clause (i). (C) Deemed approval If a State or local government does not approve an eligible facilities request by the date required under subparagraph (A), the request is deemed approved on the day after such date. ; and (2) by adding at the end the following: (4) Definitions In this subsection: (A) Eligible facilities request The term eligible facilities request means any request for modification of an existing wireless tower, base station, or eligible support structure that involves— (i) collocation of new transmission equipment; (ii) removal of transmission equipment; (iii) replacement of transmission equipment; or (iv) placement, modification, or construction of equipment that— (I) improves the resiliency of the communications network; and (II) provides a direct benefit to public safety, such as— (aa) providing backup power; (bb) hardening the wireless tower, base station, or other eligible support structure; or (cc) providing more reliable connection capability. (B) Eligible support structure The term eligible support structure means a structure that supports a personal wireless service facility at the time at which the eligible facilities request is made. (C) Personal wireless service facility The term personal wireless service facility means a facility necessary for the provision of— (i) commercial mobile service