2009 California Government Code - Section 54670-54672 :: Article 12. Annexation And Exclusion

54670.  Territory which has become annexed to a local agency which
has authorized the issuance of bonds pursuant to this chapter, and
which territory shall use the services, facilities, or water of the
enterprise, shall become subject to the rates and charges imposed by
the local agency for such use.

54671.  Territory which has been withdrawn from a local agency which
has authorized the issuance of bonds pursuant to this chapter, and
which territory shall continue to use the services, facilities, or
water of the enterprise, shall remain liable for the payment of the
rates and charges imposed by the local agency for such use.

54672.  A city to which any territory has been annexed, whether or
not said territory has been withdrawn from a local agency which has
authorized the issuance of bonds pursuant to this chapter, and which
territory shall continue to use the services, facilities, or water of
the enterprise, may contract with the local agency to pay the local
agency annually or at lesser intervals a sum or sums in lieu of the
payment by the owners or residents within said territory of the rates
and charges imposed by the local agency for such use.