New York Laws
Article 59 - American Museum of Natural History Planetarium Authority
59.09 - Admission Fees.

ยง 59.09. Admission fees. In order that the educational influence of
the planetarium shall reach as many persons as possible, the board shall
not fix admission fees, at rates higher than are necessary to pay the
cost of construction, operation, maintenance and repair of the
planetarium and instruction in connection therewith, and reserves
therefor, and to pay the principal of and interest on any bonds issued
hereunder, and to meet the reserves and sinking funds provided for in
any resolution authorizing such bonds. Classes from the public schools
and colleges of the city of New York shall be admitted to the
planetarium at such times and upon such days of the week and under such
reasonable rules and regulations as the board shall prescribe.