Blog · September 30, 2026
What Is a Cross-Access Easement?
A cross-access easement lets traffic pass between adjoining parcels, usually so driveways or parking lots connect and cars can reach a public street without a new curb cut. Each lot is often both burdened and benefited. It is a shared route, not a transfer of the land under the pavement.
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Mutual doors between lots
Commercial plats and some townhouse or flag-lot plats create a drive aisle that straddles a lot line, or sits on one lot for the benefit of both. The note may say reciprocal cross-access easement, appurtenant to Lots 2 and 3. Reciprocal means each lot is dominant as to the part on the neighbor’s land and servient as to the part on its own. You cannot gate your half and keep the neighbor’s half open. The purpose is through movement, often so the highway authority can limit curb cuts. The easement’s existence may be a condition of the access permit. Paving it into a private patio because your business changed violates the easement and may violate the permit. Read the purpose clause. Access for vehicles is not outdoor storage.
Where the pavement sits versus where the easement sits
The hatched easement may be wider than the asphalt so that a future curb can move, or narrower than a casual apron someone poured. Design the building from the hatch and the dimensions, not from the paint. A wheel along the paint is not a survey of the easement. The lot line may run down the middle of the aisle, which matters for maintenance and for who rebuilds which half. A maintenance covenant sometimes lives in the covenants, not on the plat. Read both. County GIS may show one commercial parcel where the plat shows two lots tied by cross access, because the assessor combined them. The combination does not erase the easement. If the lots are later sold to different buyers, the easement is what keeps the aisle lawful.
What Platbookmapper will not resolve
The directory links to the county parcel viewer. It does not draw the cross-access hatch, show zip codes, or use Google lot lines. The recorded plat and the easement instrument do that work. If the hatch is missing and the title policy lists a cross-access agreement by instrument number, open the instrument. The agreement may have a sketch the plat omitted. Do not relocate the aisle with a loader because a delivery truck scraped a wall. Relocation requires an amendment both owners can grant, and often the road authority that wanted the shared access in the first place. Until that amendment is recorded, the old strip remains the easement.
What to do next
- Read which lots are benefited and which are burdened. Expect both.
- Use the platted dimensions, not the paint, as the strip.
- Find any separate maintenance covenant.
- Do not block one half of a reciprocal aisle.
The mix-up to avoid
Treating cross access as a public street. It is a private easement between parcels. The public may use the businesses. The public does not automatically own the aisle.
Questions people ask
Can I count the easement area as my building area?
The fee may be yours, and the easement still forbids buildings. Zoning may or may not count the land toward open space or toward lot area. Those are different rules. The easement answers the title question. Zoning answers the bulk question.
What happens if one lot is landlocked without the easement?
Then the cross-access is the access. Blocking it does more than inconvenience a neighbor. It may cut the only platted route. Do not test that with a fence. Read the note and keep the route open while any dispute is handled in writing.
Find the county map
Open Platbookmapper and pick the county that taxes the land. Use that viewer to get the parcel id, then match it to the recorded plat if you need the easements and lot numbers.
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey.