They are available on a daily basis only. Conference permits may be assigned to specific zones on a space-available basis. If a parking zone is not specified on the permit, it is valid in green, yellow, red, and blue zones, and visitor-only parking spaces. Conference permits are not valid in orange zones, meters, or restricted spaces. Motorcycle permits are available on an annual and daily basis.
Moped permits are available on an annual and daily basis.
Commercial permits are available on an annual or daily basis. Annual commercial permits are valid in service zones, and green, yellow, red, and blue zones, and parking spaces signed for visitors only. Daily commercial permits may be assigned to specific zones on a space-available basis. If a parking zone is not specified on the permit, it is valid in the same parking areas as an annual commercial permit. Commercial permits are not valid in orange zones, pay lots, or other restricted spaces.