has changed and what's possible. >> corey teague i want to talk about the timing of the impact fees not a comment how long it takes the infrastructure but clarify we used to have the impact fees by tsif not due to the certificate of preference but now our impact fees are due from the construction document we receive all our impact fees before the construction begins we did have a policy that was adopted during recession that lithiasis loud you to deter in the construction has been phased out for several years i want to say we collect all the impact fees more affordable housing or jobs housing, transportation sustainability fees they're all paid for the issuance of the first construction document. >> okay. thank you commissioner antonini. >> yeah. some examples i think