About the Industrial & Commercial BMP Handbook

The Industrial & Commercial BMP Handbook provides guidance to support compliance with the Industrial General Permit (IGP) issued by the State Water Resources Control Board. The handbook includes monitoring guidance, inspection forms, the Stormwater Pollution Prevention Plan (SWPPP) template, the Water Quality Based Corrective Action Report template, Activity-Based Fact Sheets for Source Control BMPs, Specific Commercial Business Category-Based Guide Sheets, and BMP Maintenance Sheets for the Treatment Control BMPs. 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.

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 a group (i.e., one organization) (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.
  • CASQA members must log in to receive the member discount on their subscription purchase.
  • 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 or Renew a Subscription

IMPORTANT: Log in to your CASQA account to purchase or renew a subscription, and to see the green BUY links next to the purchase options below. If you do not have a CASQA account, you can create one.

Purchase a New Subscription

Renew a Subscription

To renew an active subscription or repurchase an expired subscription, the Subscription Contact should go to My Account > Orders and select the Renew or Repurchase link to the right of the product. To receive the renewal discount, the subscription must be renewed before it expires.


Manage and Access Your Subscription

  • Access the Industrial & Commercial BMP Handbook
  • Add Subscribers to Your Group (Organization) BMP Handbook Subscription
  • Renew or Repurchase a BMP Handbook Subscription
  • Change Your Subscription Level