Is Instituto de Estudios de Posgrado officially listed as a higher-education provider in Mexico?

Yes. Instituto de Estudios de Posgrado is represented in SEP's current national work-centre catalogue under parent CCT 07MSU0030C. This confirms the dated provider identity and current catalogue presence, not every programme or professional entitlement.

Where is Instituto de Estudios de Posgrado located?

SEP records Instituto de Estudios de Posgrado's provider headquarters in TUXTLA GUTIÉRREZ, CHIAPAS. The recorded address is AVENIDA JAINA, 238, 0, PRIMERO DE MAYO, TUXTLA GUTIÉRREZ, CHIAPAS, 29010. The SEP-designated institutional website is https://www.iep.chiapas.gob.mx.