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"resumen": "INSTITUTO MEXICANO DEL SEGURO SOCIAL publicó la invitación a cuando menos tres personas IA-50-GYR-050GYR001-N-113-2026 el 28 de septiembre de 2026 para grupo 350, artículos de aseo. La contratación corresponde a Guerrero. La excepción a la licitación pública se fundó en el Art. 55 párrafo primero de la Ley de adquisiciones, arrendamientos y servicios del sector público: Adquisiciones, arrendamientos y servicios, dentro de los montos máximos establecidos en el pef. El expediente incluye 9 anexos y 56 partidas.",
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