State and local

http://nrc.uchsc.edu/STATES/AZ/arizona.htm
Department of Health Services licenses early care and education settings in the state of Arizona.  Their regulations are available here. 

http://www.ade.state.az.us/earlychildhood/TeacherCE/
Early Childhood (birth to age 8) teacher certification in Arizona is granted by the Arizona Department of Education.  This certification is not required in all settings which serve young children.  Details on this 4 year degree level certificate are available here.

http://www.ade.az.gov/earlychildhood/
These Early Learning Standards for 3 to 5 year olds in state of Arizona were revised recently.

National

http://www.naeyc.org/
The National Association for the Education of Young Children is our major professional organization with local affiliate groups around the nation.   Anyone concerned with young children may join.

http://www.naeyc.org/about/positions/PSETH05.asp
NAEYC members around the country created this our Professional Code of Ethical Conduct.

http://nrc.uchsc.edu/RESOURCES/list.htm
Here is some handy health information for all who work with young children.

http://www.unionvoice.org/firstclassteachers/join.html?r=X1qt-c11Hu6xE
Sign on for First Class Teachers - a voice for the early childhood workforce in America.

International

http://www.unicef.org/crc/index.html
Around the world the convention on the Rights of the Child is respected as a statement of the basics all children need and should have!