About the Development BMP Handbook
The Development BMP Handbook (September 2026) provides guidance and support with selection and implementation of BMPs associated with development and redevelopment activities. These BMPs focus on the elimination or reduction of pollutants, and controlling or reducing impacts to the hydrologic cycle. The handbook is a comprehensive online resource available by annual subscription. Purchasing or renewing a subscription assures that you have access to the latest version of the handbook, including updates and new resources as they become available.
The Development BMP Handbook has been updated to provide additional resources and information to assist the user in selecting and implementing BMPs to reduce impacts of stormwater and non-stormwater discharges on receiving waters. The Handbook has also been updated to improve document navigability.
The 2026 Development BMP Handbook includes the following new and updated content:
Updated Fact Sheet:
- TC-13 Permeable Pavement
Updated Handbook:
- Section bookmarks and navigable table of contents
Subscriber Status
Please log in to check if you have access to any of the BMP Handbook subscriptions.
Subscription Information
- Subscriptions are valid for one year from the date of purchase or renewal.
- Subscriptions are available for individuals (CASQA members and non-members) as well as for organizations (CASQA members only)
- Purchasing a BMP handbook subscription does not include CASQA membership.
- CASQA membership does not include BMP Handbook subscriptions, however CASQA members receive a substantial discount on BMP handbook subscriptions and renewals. Learn more about becoming a CASQA member to take advantage of discounted rates.
- You can create a pre-purchase invoice if you need one for your internal purposes. Subscriptions are purchased online by credit card. Check payments are accepted only by special request and CASQA pre-approval.
Purchase a New Subscription
IMPORTANT: Log in to your CASQA account to see the green BUY links next to your available subscription options below. If you do not have a CASQA account, you can create one.
Renew Your Subscription
To renew your handbook, simply log in to your My Account page and select the Renew link to the right of the product under the Orders tab. If your subscription has expired click the Repurchase link. You’ll receive reminders via email when it’s time to renew, so you won’t lose access to the handbook. You’ll also receive a significant discount in the shopping cart process if you renew before your subscription expires. Need assistance? Contact us.
Discounted Subscription Renewal Rates (if renewed before expiration date)
CASQA Member
Individual Subscription (1 user) – $40.00
Small Group Subscription (2-3 users) – $100.00
Medium Group Subscription (4-10 users) – $225.00
Large Group Subscription (11-25 users) – $450.00
Non-Member
Individual Subscription (1 user) – $55.00