25 Pa. Code § 271.379
An applicant may combine the financial assurance requirements of §§ 271.371, 271.381 and 271.393 (relating to insurance requirement; financial assurances requirements; and commercial insurance; coverage-persons other than municipalities and municipal authorities) by using the forms of financial assurance authorized by § 271.371(c) and §§ 271.382 and 271.391 (relating to forms of financial assurances-municipalities and municipal authorities; and forms of financial assurances-persons other than municipalities and municipal authorities), if appropriate. This section does not relieve the applicant of meeting the minimum insurance requirements of § 271.373, § 271.384 or § 271.393 (relating to minimum insurance coverage; commercial insurance; coverage-municipalities and municipal authorities; and commercial insurance; coverage-persons other than municipalities and municipal authorities).
25 Pa. Code § 271.379