Del. Code Ann. tit. 16, § 1032
(a) (1) Subject to paragraph (a)(2) of this section and § 1034 of this title, beginning with the initial enactment period, a hospital engaged in providing specified services in this State, whether on a for-profit or not-for-profit basis, shall pay to this State an assessment equal to the following percentage of the hospital’s net patient revenues during the taxable year:
(b) (1) Except as provided under paragraph (b)(3) of this section and subject to § 1034 of this title, the assessment imposed by this section must be paid in 4 equal installments, each consisting of ¼ of the assessment imposed under subsection (a) of this section.
(c) (1) For a hospital that did not file a cost report in a taxable year, the first full year in which the hospital first files a cost report is treated as the hospital’s taxable year or, if available, partial data may be annualized.
(d) (1) If a hospital subject to an assessment imposed under subsection (a) of this section merges with another hospital, the combined entity’s net patient revenues equals the sum of the net patient revenues of the pre-merger component entities.
(2) a. If a hospital subject to an assessment imposed under subsection (a) of this section begins or ceases to conduct hospital operations or does not conduct hospital operations throughout a calendar or fiscal year under a valid state license, the Department shall adjust the hospital’s assessment by multiplying the assessment computed under this section by a fraction, the numerator of which is the number of days in the year during which the hospital conducts hospital business, operates a hospital, and maintains licensure, and the denominator of which is 365.