The National Seashore issues four types of permits:

Camping permit

No Fee

Details
Permits are required for camping in the park and are available at the Malaquite Visitor Center and from the Malaquite campground host. They are available in 30-day increments for the developed Malaquite campground and 14 day increments for elsewhere in the park. After the permit has expired, campers must not camp in the park for 48 hours before requesting another permit.

Incidental Business Permit

$150 Fee per year

Details
Title 36, Chapter 1, Section 5.3 of the Code of Federal Regulations requires anyone conducting any commercial activities within the park to obtain an Incidental Business Permit. To be eligible for the permit, the activity must be appropriate to the preservation of the park. The services provided must originate and terminate outside the park and all aspects of business (i.e. advertisement, exchange of money, etc.) must take place outside the park. No one will be allowed to construct temporary or permanent structures in the park nor will anyone be assigned any buildings or portions thereof, except as allowed to the general public. The services provided must not conflict with the preferential rights provided under any concession contract. Permittees must be licensed by the State or local authorities, where applicable, to conduct business within the state of Texas. For more information on obtaining an incidental business permit, contact the park Administrative Officer at (361) 949-8173 extension 233.

NPS Scientific Research and Collecting Permit.

No Fee

Details
The permit application can be found at http:\\science.nature.nps.gov/research. This permit is required for scientific activities pertaining to natural resources or social science studies in National Park System areas that involve fieldwork, specimen collection, and/or have the potential to disturb resources or visitors.

Special Use Permit

$50 (minimum) fee for one day

Details
A special use permit is required for all groups of over 25 people not participating in an educational program or a beach clean-up. Activities, for which a special use permit is issued, cannot interfere with the normal flow of visitor use and cannot damage park resources or facilities. The permittee is liable for any overtime incurred by the park to deal with the permittee or damage caused by the permittee. The final decision whether to issue a special use permit is left to the discretion of the park superintendent.