How to Write an Addendum to a Lease

Advanced 45 min 17 steps 10496 views Rating: 4.4/5 Published: 2026-05-23

Understand the purpose of an addendum.. Contact a qualified lawyer.. Check your original lease for an amendment or addendum provision.

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Steps

1

Understand the purpose of an addendum.

Step 1

Understand the purpose of an addendum.

2

Contact a qualified lawyer.

Step 2

Contact a qualified lawyer.

3

Check your original lease for an amendment or addendum provision.

Step 3

Check your original lease for an amendment or addendum provision.

4

Make sure the addendum will meet all the basic requirements of a contract.

Step 4

Make sure the addendum will meet all the basic requirements of a contract.

5

Look for templates and examples.

Step 5

Look for templates and examples.

6

Use a style that is consistent with the original lease.

Step 6

Use a style that is consistent with the original lease.

7

Title the addendum appropriately.

Step 7

Title the addendum appropriately.

8

Draft an introductory paragraph.

Step 8

Draft an introductory paragraph.

9

Identify the parties to the addendum.

Step 9

Identify the parties to the addendum.

10

Include an effective date.

Step 10

Include an effective date.

11

Discuss possible conflicts between the original lease and the addendum.

Step 11

Discuss possible conflicts between the original lease and the addendum.

12

Make the appropriate modifications.

Step 12

Make the appropriate modifications.

13

Create a signature block.

Step 13

Create a signature block.

14

Make sure each party agrees to the terms of the addendum.

Step 14

Make sure each party agrees to the terms of the addendum.

15

Get the signature of every party.

Step 15

Get the signature of every party.

16

Have the addendum notarized.

Step 16

Have the addendum notarized.

17

Attach the addendum to the original lease document.

Step 17

Attach the addendum to the original lease document.

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