diff --git a/src/DynareBison.yy b/src/DynareBison.yy
index 8b39d031..c5874329 100644
--- a/src/DynareBison.yy
+++ b/src/DynareBison.yy
@@ -165,6 +165,9 @@ class ParsingDriver;
 %token CENTERED_MOMENTS AUTOLAG RECURSIVE_ORDER_ESTIMATION BARTLETT_KERNEL_LAG WEIGHTING_MATRIX PENALIZED_ESTIMATOR VERBOSE
 %token SIMULATION_MULTIPLE SEED BOUNDED_SHOCK_SUPPORT EQTAGS STEADY_STATE_GROWTH
 %token ANALYTICAL_GIRF IRF_IN_PERCENT EMAS_GIRF EMAS_DROP EMAS_TOLF EMAS_MAX_ITER
+%token NO_IDENTIFICATION_STRENGTH NO_IDENTIFICATION_REDUCEDFORM NO_IDENTIFICATION_MOMENTS
+%token NO_IDENTIFICATION_MINIMAL NO_IDENTIFICATION_SPECTRUM NORMALIZE_JACOBIANS GRID_NBR
+%token TOL_RANK TOL_DERIV TOL_SV CHECKS_VIA_SUBSETS MAX_DIM_SUBSETS_GROUPS
 
 %token <vector<string>> SYMBOL_VEC
 
@@ -2231,6 +2234,19 @@ identification_option : o_ar
                       | o_prior_trunc
                       | o_analytic_derivation
                       | o_analytic_derivation_mode
+                      | o_tex
+                      | o_no_identification_strength
+                      | o_no_identification_reducedform
+                      | o_no_identification_moments
+                      | o_no_identification_minimal
+                      | o_no_identification_spectrum
+                      | o_normalize_jacobians
+                      | o_grid_nbr
+                      | o_tol_rank
+                      | o_tol_deriv
+                      | o_tol_sv
+                      | o_checks_via_subsets
+                      | o_max_dim_subsets_groups
                       ;
 
 model_comparison : MODEL_COMPARISON mc_filename_list ';'
@@ -3718,6 +3734,20 @@ o_emas_drop : EMAS_DROP EQUAL INT_NUMBER { driver.option_num("irf_opt.EM.drop",
 o_emas_tolf : EMAS_TOLF EQUAL non_negative_number { driver.option_num("irf_opt.EM.tolf", $3); };
 o_emas_max_iter : EMAS_MAX_ITER EQUAL INT_NUMBER { driver.option_num("irf_opt.EM.iter", $3); };
 
+// Some options to "identification"
+o_no_identification_strength : NO_IDENTIFICATION_STRENGTH { driver.option_num("no_identification_strength", "true"); };
+o_no_identification_reducedform : NO_IDENTIFICATION_REDUCEDFORM { driver.option_num("no_identification_reducedform", "true"); };
+o_no_identification_moments : NO_IDENTIFICATION_MOMENTS { driver.option_num("no_identification_moments", "true"); };
+o_no_identification_minimal : NO_IDENTIFICATION_MINIMAL { driver.option_num("no_identification_minimal", "true"); };
+o_no_identification_spectrum : NO_IDENTIFICATION_SPECTRUM { driver.option_num("no_identification_spectrum", "true"); };
+o_normalize_jacobians : NORMALIZE_JACOBIANS EQUAL INT_NUMBER { driver.option_num("normalize_jacobians", $3); };
+o_grid_nbr : GRID_NBR EQUAL INT_NUMBER { driver.option_num("grid_nbr", $3); };
+o_tol_rank : TOL_RANK EQUAL non_negative_number { driver.option_num("tol_rank", $3); };
+o_tol_deriv : TOL_DERIV EQUAL non_negative_number { driver.option_num("tol_deriv", $3); };
+o_tol_sv : TOL_SV EQUAL non_negative_number { driver.option_num("tol_sv", $3); };
+o_checks_via_subsets : CHECKS_VIA_SUBSETS EQUAL INT_NUMBER { driver.option_num("checks_via_subsets", $3); };
+o_max_dim_subsets_groups : MAX_DIM_SUBSETS_GROUPS EQUAL INT_NUMBER { driver.option_num("max_dim_subsets_groups", $3); };
+
 range : symbol ':' symbol
         { $$ = $1 + ':' + $3; }
 
diff --git a/src/DynareFlex.ll b/src/DynareFlex.ll
index 30cee961..998754dc 100644
--- a/src/DynareFlex.ll
+++ b/src/DynareFlex.ll
@@ -680,6 +680,18 @@ DATE -?[0-9]+([ya]|m([1-9]|1[0-2])|q[1-4]|w([1-9]{1}|[1-4][0-9]|5[0-2]))
 <DYNARE_STATEMENT>emas_tolf {return token::EMAS_TOLF; }
 <DYNARE_STATEMENT>emas_max_iter {return token::EMAS_MAX_ITER; }
 <DYNARE_STATEMENT>variable {return token::VARIABLE;}
+<DYNARE_STATEMENT>no_identification_strength {return token::NO_IDENTIFICATION_STRENGTH;}
+<DYNARE_STATEMENT>no_identification_reducedform {return token::NO_IDENTIFICATION_REDUCEDFORM;}
+<DYNARE_STATEMENT>no_identification_moments {return token::NO_IDENTIFICATION_MOMENTS;}
+<DYNARE_STATEMENT>no_identification_minimal {return token::NO_IDENTIFICATION_MINIMAL;}
+<DYNARE_STATEMENT>no_identification_spectrum {return token::NO_IDENTIFICATION_SPECTRUM;}
+<DYNARE_STATEMENT>normalize_jacobians {return token::NORMALIZE_JACOBIANS;}
+<DYNARE_STATEMENT>grid_nbr {return token::GRID_NBR;}
+<DYNARE_STATEMENT>tol_rank {return token::TOL_RANK;}
+<DYNARE_STATEMENT>tol_deriv {return token::TOL_DERIV;}
+<DYNARE_STATEMENT>tol_sv {return token::TOL_SV;}
+<DYNARE_STATEMENT>checks_via_subsets {return token::CHECKS_VIA_SUBSETS;}
+<DYNARE_STATEMENT>max_dim_subsets_groups {return token::MAX_DIM_SUBSETS_GROUPS;}
 
 <DYNARE_STATEMENT>\$[^$]*\$ {
   strtok(yytext+1, "$");