Apply for a permit Learn how to apply for the permits you need for your activity or project. Environmental permits and approvals Get permits or approvals that you need to deal with dust, air pollution, asbestos, and infectious waste. Apply to provide food or drinks at a special event Instructions and application to provide food or drinks to the public at a special event. Get a building permit Instructions for finding and obtaining the permits you need for a building or construction project. Get a special event permit How to hold a special event on City of Philadelphia property. Plan a block party Guidelines and resources for planning a block party in Philadelphia. Use a Philadelphia Parks & Recreation space Learn about getting a permit to use or reserve a Philadelphia Parks & Recreation space. Permits are recommended for all events.