If your organization is looking to send more than the standard 10,000 emails per day provided typically automatically by Amazon Simple Email Service (SES) upon production activation, you'll simply need to fill out Amazon's Request Extended Access to Simple Email Service form.
Here's some things to have handy before filling out this form.
1) Link to your opt-in page
2) Link to your opt-out policy
3) Link to your privacy policy
4) Your anticipated maximum daily sending volume
5) Details about how you're planning to use SES, and for what purpose
Happy emailing!